gvsig-tools / org.gvsig.tools / library / trunk / org.gvsig.tools / org.gvsig.tools.lib / src / main / java / org / gvsig / tools / dynobject / impl / DefaultDynField.java @ 146
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package org.gvsig.tools.dynobject.impl; |
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|
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import java.io.File; |
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import java.util.Date; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.Set; |
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|
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.CoercionException; |
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import org.gvsig.tools.dataTypes.DataTypes; |
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import org.gvsig.tools.dataTypes.DataTypesManager; |
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import org.gvsig.tools.dynobject.DynClass; |
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import org.gvsig.tools.dynobject.DynField; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.dynobject.DynObjectException; |
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import org.gvsig.tools.dynobject.DynObjectValueItem; |
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import org.gvsig.tools.dynobject.DynStruct; |
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import org.gvsig.tools.dynobject.exception.DynFieldIsNotAContainerException; |
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import org.gvsig.tools.dynobject.exception.DynFieldValidateException; |
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import org.gvsig.tools.dynobject.exception.DynObjectValidateException; |
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import org.gvsig.tools.exception.ListBaseException; |
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|
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public class DefaultDynField implements DynField { |
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private String name; |
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private String description; |
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|
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private int dataType; |
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private String subtype; |
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|
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private Object defaultValue; |
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|
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private int order; |
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private boolean hidden; |
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private String groupName; |
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private DynObjectValueItem[] availableValues; |
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private Object minValue; |
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private Object maxValue; |
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private boolean mandatory; |
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private boolean persistent; |
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private Class theClass; |
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private DynField elementsType;
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private boolean validateElements; |
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private boolean isReadOnly; |
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|
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public void check() throws ListBaseException { |
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ListBaseException exceptions = null;
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DataTypesManager manager = ToolsLocator.getDataTypesManager(); |
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|
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if( name == null ) { |
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exceptions = CheckDynFieldListException.add(exceptions, name, "name", name);
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} |
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if( !manager.isValidType(dataType) ) {
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exceptions = CheckDynFieldListException.add(exceptions, name, "dataType", new Integer(dataType)); |
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} |
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if( exceptions!= null ) { |
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throw exceptions;
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} |
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} |
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|
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public static class CheckDynFieldListException extends ListBaseException { |
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|
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public static class CheckDynFieldException extends DynObjectException { |
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|
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/**
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*
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*/
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private static final long serialVersionUID = 2486744641818117262L; |
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|
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public CheckDynFieldException(String attrname, Object attrvalue) { |
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super(
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"Wrong value %(value) for attribute %(name).",
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"Wrong_value_XvalueX_for_attribute_XnameX",
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serialVersionUID |
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); |
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} |
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} |
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|
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/**
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*
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*/
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private static final long serialVersionUID = 1L; |
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public CheckDynFieldListException(String name) { |
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super(
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"Inconsistent field %(name) definition.",
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"_Inconsistent_field_XnameX_definition",
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serialVersionUID |
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); |
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if( name == null ) { |
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name = "[unknow]";
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} |
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setValue("name",name);
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} |
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public static ListBaseException add(ListBaseException exceptions, String name, String attrname, Object attrvalue) { |
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if( exceptions == null ) { |
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exceptions = new CheckDynFieldListException(name);
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} |
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exceptions.add( new CheckDynFieldException(attrname, attrvalue) );
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return exceptions;
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} |
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} |
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|
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public DefaultDynField(String name) { |
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this(name, // field name |
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DataTypes.STRING, // data type
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null, // default value |
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true, // persistent |
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false // mandatory |
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); |
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} |
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|
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private DefaultDynField(String name, int dataType) { |
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this(name, // field name |
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dataType, // data type
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null, // default value |
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true, // persistent |
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false // mandatory |
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); |
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} |
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|
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public DefaultDynField(String name, int dataType, Object defaultValue, |
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boolean persistent, boolean mandatory) { |
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this.name = name;
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this.dataType = dataType;
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this.defaultValue = defaultValue;
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this.persistent = persistent;
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this.mandatory = mandatory;
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this.theClass = null; |
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this.validateElements = false; |
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this.subtype = null; |
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this.groupName = null; |
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this.order = 0; |
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this.hidden = false; |
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this.availableValues = null; |
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} |
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|
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public String toString() { |
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StringBuffer buffer = new StringBuffer(); |
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|
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buffer.append("DynField").append("[").append(this.hashCode()).append( |
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"]").append("( ").append("name='").append(this.name).append( |
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"', ").append("description='").append(this.description).append( |
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"', ").append("dataType='").append(this.dataType).append(", ") |
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.append("minValue='").append(this.minValue).append(", ") |
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.append("maxValue='").append(this.maxValue).append(", ") |
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.append("mandatory='").append(this.isMandatory()).append(", ") |
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.append("persistent='").append(this.isPersistent()) |
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.append(", ").append("defaultValue='").append( |
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this.getDefaultValue()).append(" )"); |
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return buffer.toString();
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} |
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|
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public String getName() { |
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return name;
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} |
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public DynField setDescription(String description) { |
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this.description = description;
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return this; |
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} |
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public String getDescription() { |
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return (description == null) ? getName() : description; |
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} |
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public DynField setType(int dataType) { |
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DataTypesManager manager = ToolsLocator.getDataTypesManager(); |
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this.dataType = dataType;
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this.theClass = manager.getDefaultClass(dataType);
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this.subtype = manager.getSubtype(dataType);
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return this; |
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} |
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public int getType() { |
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return dataType;
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} |
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public DynField setSubtype(String subtype) { |
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this.subtype = subtype;
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if( subtype!=null && this.dataType == DataTypes.DYNOBJECT ) { |
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if( ToolsLocator.getDynObjectManager().get(subtype) == null ) { |
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throw new IllegalArgumentException("DynClass '"+subtype+"' does not exist."); |
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} |
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} |
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return this; |
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} |
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public String getSubtype() { |
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return subtype;
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} |
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public DynField setDefaultDynValue(Object defaultValue) { |
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this.defaultValue = defaultValue;
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return this; |
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} |
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public Object getDefaultValue() { |
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return defaultValue;
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} |
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public DynField setAvailableValues(DynObjectValueItem[] availableValues) { |
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if( availableValues.length == 0 ) { |
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this.availableValues = null; |
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} else {
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this.availableValues = availableValues;
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} |
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return this; |
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} |
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public DynField setAvailableValues(List availableValues) { |
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if( availableValues == null ) { |
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this.availableValues = null; |
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} else if( availableValues.isEmpty() ) { |
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this.availableValues = null; |
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} else {
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this.availableValues = (DynObjectValueItem[]) availableValues |
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.toArray(new DynObjectValueItem[availableValues.size()]);
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} |
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return this; |
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} |
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public DynObjectValueItem[] getAvailableValues() { |
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return availableValues;
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} |
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public DynField setMinValue(Object minValue) { |
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this.minValue = minValue;
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return this; |
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} |
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public Object getMinValue() { |
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return minValue;
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} |
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public DynField setMaxValue(Object maxValue) { |
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this.maxValue = maxValue;
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return this; |
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} |
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public Object getMaxValue() { |
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return maxValue;
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} |
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public boolean isMandatory() { |
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return this.mandatory; |
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} |
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public boolean isPersistent() { |
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return this.persistent; |
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} |
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public DynField setMandatory(boolean mandatory) { |
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this.mandatory = mandatory;
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return this; |
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} |
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public DynField setPersistent(boolean persistent) { |
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this.persistent = persistent;
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return this; |
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} |
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public DynField setTheTypeOfAvailableValues(int type) { |
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return this; // FIXME: this method is @deprecated |
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} |
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public int getTheTypeOfAvailableValues() { |
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return 1; // FIXME: this method is @deprecated |
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} |
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public boolean equals(Object obj) { |
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if (this == obj) { |
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return true; |
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} |
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if (obj instanceof DynField) { |
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// FIXME: No esta claro que esto sea correcto.
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return name.equals(((DynField) obj).getName());
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} |
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return false; |
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} |
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public Class getClassOfValue() { |
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return theClass;
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} |
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public DynField setValidateElements(boolean validate) { |
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switch (this.dataType) { |
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case DataTypes.ARRAY:
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case DataTypes.LIST:
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case DataTypes.MAP:
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case DataTypes.SET:
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break;
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default:
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throw new DynFieldIsNotAContainerException(this.name); |
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} |
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this.validateElements = validate;
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return this; |
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} |
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public boolean getValidateElements() { |
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return this.validateElements; |
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} |
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public DynField setClassOfValue(Class theClass) |
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throws DynFieldIsNotAContainerException {
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switch (this.dataType) { |
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case DataTypes.OBJECT:
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case DataTypes.ARRAY:
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case DataTypes.LIST:
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case DataTypes.MAP:
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case DataTypes.SET:
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break;
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default:
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throw new DynFieldIsNotAContainerException(this.name); |
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} |
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this.theClass = theClass;
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return this; |
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} |
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public DynField setElementsType(int type) |
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throws DynFieldIsNotAContainerException {
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if (!isContainer()) {
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throw new DynFieldIsNotAContainerException(this.name); |
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} |
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this.elementsType = new DefaultDynField(this.name + "-" |
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+ ToolsLocator.getDataTypesManager().getTypeName(this.dataType)
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+ "-item",type);
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return this; |
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} |
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public DynField setElementsType(DynStruct type)
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throws DynFieldIsNotAContainerException {
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this.setElementsType(DataTypes.DYNOBJECT).getElementsType().setSubtype(type.getFullName());
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return this; |
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} |
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private boolean isContainer(){ |
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return ToolsLocator.getDataTypesManager().isContainer(this.dataType); |
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} |
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public DynField getElementsType() {
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return this.elementsType; |
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} |
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public void validate(Object value) throws DynFieldValidateException { |
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Comparable v;
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if (value == null) { |
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if (this.mandatory) { |
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throw new DynFieldValidateException(value, this); |
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} |
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return;
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} |
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switch (this.dataType) { |
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case DataTypes.BOOLEAN:
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if (!(value instanceof Boolean)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.DOUBLE:
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if (!(value instanceof Double)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.FLOAT:
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if (!(value instanceof Float)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.INT:
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if (!(value instanceof Integer)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.LONG:
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if (!(value instanceof Long)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.STRING:
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if (!(value instanceof String)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.DATE:
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if (!(value instanceof Date)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.LIST:
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if (!(value instanceof List)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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if (this.validateElements && this.elementsType != null) { |
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Iterator it = ((List) value).iterator(); |
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while (it.hasNext()) {
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this.elementsType.validate(it.next());
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} |
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} |
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break;
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case DataTypes.MAP:
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if (!(value instanceof Map)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.FILE:
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if (!(value instanceof File)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.FOLDER:
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if (!(value instanceof File)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
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case DataTypes.SET:
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if (!(value instanceof Set)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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break;
|
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|
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case DataTypes.OBJECT:
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if (this.theClass != null) { |
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if (!this.theClass.isInstance(value)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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} |
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break;
|
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|
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case DataTypes.DYNOBJECT:
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if (!(value instanceof DynObject)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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DynClass dynClass = ToolsLocator.getDynObjectManager().get( |
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this.getSubtype());
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if ( dynClass==null || !dynClass.isInstance((DynObject) value)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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try {
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dynClass.validate((DynObject) value); |
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} catch (DynObjectValidateException e) {
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throw new DynFieldValidateException(value, this, e); |
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} |
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break;
|
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|
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case DataTypes.ARRAY:
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// TODO: falta verificar que es un array del tipo que toca.
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break;
|
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|
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default:
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throw new DynFieldValidateException(value, this); |
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} |
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|
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if (this.mandatory && value == null) { |
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throw new DynFieldValidateException(value, this); |
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} |
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|
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if (this.getAvailableValues() != null) { |
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if (!(value instanceof Comparable)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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v = (Comparable) value;
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boolean ok = false; |
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for (int i = 0; i < this.availableValues.length; i++) { |
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if (v.compareTo(this.availableValues[i].getValue()) == 0) { |
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ok = true;
|
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break;
|
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} |
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} |
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if (!ok) {
|
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throw new DynFieldValidateException(value, this); |
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} |
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} else if (this.getMaxValue() != null && this.getMinValue() != null) { |
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if (!(value instanceof Comparable)) { |
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throw new DynFieldValidateException(value, this); |
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} |
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v = (Comparable) value;
|
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if (v.compareTo(this.minValue) < 0 |
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|| v.compareTo(this.maxValue) > 0) { |
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throw new DynFieldValidateException(value, this); |
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} |
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} |
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} |
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|
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public Object coerce(Object value) throws CoercionException { |
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if (value == null) { |
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return value; // O debe retorna this.defaultValue |
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} |
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DataTypesManager manager = ToolsLocator.getDataTypesManager(); |
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return manager.coerce(this.dataType, value); |
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} |
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|
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|
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public String getGroup() { |
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return this.groupName; |
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} |
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|
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public DynField setGroup(String groupName) { |
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this.groupName = groupName;
|
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return this; |
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} |
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|
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public int getOder() { |
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return this.order; |
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} |
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|
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public DynField setOrder(int order) { |
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this.order = order;
|
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return this; |
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} |
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|
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public boolean isHidden() { |
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return this.hidden; |
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} |
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|
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public DynField setHidden(boolean hidden) { |
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this.hidden = hidden;
|
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return this; |
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} |
531 |
|
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public boolean isReadOnly() { |
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return this.isReadOnly; |
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} |
535 |
|
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|
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public DynField setReadOnly(boolean isReadOnly) { |
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this.isReadOnly = isReadOnly;
|
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return this; |
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} |
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|
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|
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} |