svn-gvsig-desktop / trunk / libraries / libGDBMS / src / main / java / com / hardcode / gdbms / engine / values / TimestampValue.java @ 4851
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package com.hardcode.gdbms.engine.values; |
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import java.io.Serializable; |
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import java.sql.Timestamp; |
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import java.sql.Types; |
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import java.text.SimpleDateFormat; |
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import com.hardcode.gdbms.engine.instruction.IncompatibleTypesException; |
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/**
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* Wrapper sobre el tipo Date
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*
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* @author Fernando Gonz?lez Cort?s
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*/
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public class TimestampValue extends AbstractValue implements Serializable { |
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private Timestamp value; |
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/**
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* Creates a new DateValue object.
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*
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* @param d DOCUMENT ME!
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*/
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TimestampValue(Timestamp d) {
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value = d; |
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} |
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/**
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* Creates a new DateValue object.
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*/
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TimestampValue() {
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} |
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/**
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* Establece el valor
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*
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* @param d valor
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*/
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public void setValue(Timestamp d) { |
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value = d; |
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Operations#equals(com.hardcode.gdbms.engine.values.DateValue)
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*/
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public Value equals(Value value) throws IncompatibleTypesException { |
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if (value instanceof NullValue) { |
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return ValueFactory.createValue(false); |
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} |
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if (value instanceof TimestampValue) { |
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return new BooleanValue(this.value.equals( |
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((TimestampValue) value).value)); |
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} else {
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throw new IncompatibleTypesException(); |
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} |
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Operations#greater(com.hardcode.gdbms.engine.values.DateValue)
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*/
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public Value greater(Value value) throws IncompatibleTypesException { |
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if (value instanceof NullValue) { |
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return ValueFactory.createValue(false); |
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} |
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if (value instanceof TimestampValue) { |
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return new BooleanValue(this.value.compareTo( |
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((TimestampValue) value).value) > 0);
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} else {
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throw new IncompatibleTypesException(); |
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} |
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Operations#greaterEqual(com.hardcode.gdbms.engine.values.DateValue)
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*/
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public Value greaterEqual(Value value) throws IncompatibleTypesException { |
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if (value instanceof NullValue) { |
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return ValueFactory.createValue(false); |
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} |
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if (value instanceof TimestampValue) { |
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return new BooleanValue(this.value.compareTo( |
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((TimestampValue) value).value) >= 0);
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} else {
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throw new IncompatibleTypesException(); |
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} |
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Operations#less(com.hardcode.gdbms.engine.values.DateValue)
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*/
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public Value less(Value value) throws IncompatibleTypesException { |
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if (value instanceof NullValue) { |
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return ValueFactory.createValue(false); |
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} |
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if (value instanceof TimestampValue) { |
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return new BooleanValue(this.value.compareTo( |
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((TimestampValue) value).value) < 0);
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} else {
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throw new IncompatibleTypesException(); |
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} |
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Operations#lessEqual(com.hardcode.gdbms.engine.values.DateValue)
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*/
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public Value lessEqual(Value value) throws IncompatibleTypesException { |
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if (value instanceof NullValue) { |
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return ValueFactory.createValue(false); |
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} |
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if (value instanceof TimestampValue) { |
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return new BooleanValue(this.value.compareTo( |
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((TimestampValue) value).value) <= 0);
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} else {
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throw new IncompatibleTypesException(); |
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} |
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Operations#notEquals(com.hardcode.gdbms.engine.values.DateValue)
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*/
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public Value notEquals(Value value) throws IncompatibleTypesException { |
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if (value instanceof NullValue) { |
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return ValueFactory.createValue(false); |
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} |
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if (value instanceof TimestampValue) { |
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return new BooleanValue(!this.value.equals( |
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((TimestampValue) value).value)); |
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} else {
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throw new IncompatibleTypesException(); |
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} |
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public String toString() { |
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return value.toString();
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Value#doHashCode()
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*/
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public int doHashCode() { |
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return value.hashCode();
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} |
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/**
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* @return
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*/
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public Timestamp getValue() { |
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return value;
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Value#getStringValue(com.hardcode.gdbms.engine.data.driver.ValueWriter)
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*/
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public String getStringValue(ValueWriter writer) { |
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return writer.getStatementString(value);
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} |
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/**
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* @see com.hardcode.gdbms.engine.values.Value#getSQLType()
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*/
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public int getSQLType() { |
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return Types.TIMESTAMP; |
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} |
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public int getWidth() { |
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return this.toString().length(); |
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} |
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} |