Revision 47734 trunk/org.gvsig.desktop/org.gvsig.desktop.library/org.gvsig.expressionevaluator/org.gvsig.expressionevaluator.lib/org.gvsig.expressionevaluator.lib.impl/src/main/java/org/gvsig/expressionevaluator/impl/function/programming/CaseFunction.java
| CaseFunction.java | ||
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import org.gvsig.expressionevaluator.Formatter; |
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import org.gvsig.expressionevaluator.Function; |
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import org.gvsig.expressionevaluator.Interpreter; |
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import org.gvsig.expressionevaluator.PrettyFormatter; |
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import org.gvsig.expressionevaluator.spi.AbstractFunction; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dataTypes.DataTypes; |
| ... | ... | |
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@Override |
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public String toString(Codes args, Formatter<Code> formatter) {
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StringBuilder builder = new StringBuilder(); |
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int count;
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int firstValue;
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int elseValue;
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PrettyFormatter builder = PrettyFormatter.get(formatter);
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try {
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builder.push();
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if( (args.size() % 2) == 0) {
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count = args.size() / 2; |
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firstValue = count; |
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elseValue = -1; |
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} else {
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count = (args.size()-1) / 2; |
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firstValue = count; |
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elseValue = args.size()-1; |
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} |
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int count; |
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int firstValue; |
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int elseValue; |
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Code codeElse = null; |
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Object value = null; |
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builder.append("CASE");
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for( int n=0; n<count; n++ ) {
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builder.append(" WHEN ");
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builder.append(args.get(n).toString(formatter)); |
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builder.append(" THEN ");
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builder.append(args.get(n+firstValue).toString(formatter)); |
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if( (args.size() % 2) == 0) {
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count = args.size() / 2; |
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firstValue = count; |
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elseValue = -1; |
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} else {
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count = (args.size()-1) / 2; |
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firstValue = count; |
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elseValue = args.size()-1; |
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codeElse = (elseValue>0)? args.get(elseValue):null; |
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} |
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builder.append("CASE ");
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builder.indent(); |
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for( int n=0; n<count; n++ ) {
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builder.nl(); |
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builder.append("WHEN ");
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builder.append(args.get(n).toString(formatter)); |
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builder.append(" THEN ");
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builder.indent(); |
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builder.nl(); |
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Code codeBody = args.get(n+firstValue); |
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if( Code.isFunction(codeBody,"BLOCK") ) {
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Code.Callable block = (Code.Callable)codeBody; |
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for (Code parameter : block.parameters()) {
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builder.nl(); |
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builder.append(parameter.toString(formatter)); |
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builder.append("; ");
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} |
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} else {
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builder.nl(); |
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builder.append(codeBody.toString(formatter)); |
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builder.append("; ");
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} |
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builder.unindent(); |
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} |
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if( codeElse!=null) {
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builder.nl(); |
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builder.append("ELSE ");
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builder.indent(); |
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builder.nl(); |
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if( Code.isFunction(codeElse,"BLOCK") ) {
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Code.Callable block = (Code.Callable)codeElse; |
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for (Code parameter : block.parameters()) {
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builder.nl(); |
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builder.append(parameter.toString(formatter)); |
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builder.append("; ");
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} |
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} else {
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builder.nl(); |
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builder.append(codeElse.toString(formatter)); |
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builder.append("; ");
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} |
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builder.unindent(); |
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} |
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builder.unindent(); |
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builder.nl(); |
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builder.append("END");
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return builder.build(); |
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} finally {
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builder.pop(); |
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} |
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if( elseValue>0 && args.get(elseValue)!=null) {
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builder.append(" ELSE ");
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builder.append(args.get(elseValue).toString(formatter)); |
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} |
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builder.append(" END");
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return builder.toString(); |
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| 118 | 160 |
} |
| 119 | 161 |
} |
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