Revision 46505 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.api/src/main/java/org/gvsig/expressionevaluator/ExpressionBuilder.java
| ExpressionBuilder.java | ||
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package org.gvsig.expressionevaluator; |
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import java.awt.Color; |
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import java.util.Collections; |
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import java.util.Date; |
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import java.util.List; |
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import java.util.Map; |
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public interface VisitorFilter {
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boolean accept(Visitable visitable); |
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default boolean skipChildren() { return false; }
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} |
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public interface Visitor {
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public Object value(); |
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} |
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public static final Constant VALUE_NULL = new Constant() {
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@Override |
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public Object value() {
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return null; |
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} |
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@Override |
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public String toString() {
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return "NULL"; |
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} |
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@Override |
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public String toString(Formatter<Value> formatter) {
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return "NULL"; |
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} |
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@Override |
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public void replace(Value target, Value replacement) {
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} |
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@Override |
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public void copyPropertiesFrom(PropertiesSupport properties) {
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} |
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@Override |
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@SuppressWarnings("CloneDoesntCallSuperClone")
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public Value clone() throws CloneNotSupportedException {
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return this; |
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} |
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@Override |
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public void accept(Visitor visitor, VisitorFilter filter) {
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} |
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@Override |
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public Object getProperty(String name) {
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return null; |
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} |
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@Override |
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public void setProperty(String name, Object value) {
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} |
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@Override |
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public Map<String, Object> getProperties() {
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return Collections.EMPTY_MAP; |
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} |
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}; |
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public interface Custom extends Value {
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public Object value(); |
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public Custom add(Variable variable); |
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