Revision 44750 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/DefaultCompiler.java
| DefaultCompiler.java | ||
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import java.util.HashMap; |
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import java.util.Map; |
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import java.util.Stack; |
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import org.apache.commons.lang3.StringUtils; |
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import org.gvsig.expressionevaluator.Compiler; |
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import org.gvsig.expressionevaluator.LexicalAnalyzer; |
| ... | ... | |
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protected static final Logger LOGGER = LoggerFactory.getLogger(DefaultCompiler.class); |
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class DefaultStatementContext implements StatementContext {
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private class State {
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public String codeClassifier; |
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public Map<String,Code> codes; |
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} |
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private State state; |
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private final Stack<State> states; |
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private String codeClassifier; |
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private Map<String,Code> codes; |
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public DefaultStatementContext() {
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this.state = new State(); |
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this.states = new Stack<>(); |
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} |
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@Override |
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public void save_state() {
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((AbstractLexicalAnalyzer)lexer).save_state(); |
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this.states.push(state); |
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} |
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@Override |
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public void restore_state() {
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((AbstractLexicalAnalyzer)lexer).restore_state(); |
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state = this.states.pop(); |
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} |
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@Override |
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public void drop_state() {
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((AbstractLexicalAnalyzer)lexer).drop_state(); |
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this.states.pop(); |
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} |
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@Override |
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public Compiler getCompiler() {
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return DefaultCompiler.this; |
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} |
| ... | ... | |
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@Override |
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public void setCode(String id, Code code) {
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if( this.codes == null ) {
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this.codes = new HashMap<>(); |
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if( this.state.codes == null ) {
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this.state.codes = new HashMap<>();
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} |
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if( !StringUtils.isBlank(this.codeClassifier) ) {
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if( !StringUtils.isBlank(this.state.codeClassifier) ) {
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if( id.contains("#") ) {
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id = StringUtils.replace(id,"#",this.codeClassifier,1); |
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id = StringUtils.replace(id,"#",this.state.codeClassifier,1);
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} |
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} |
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this.codes.put(id, code);
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this.state.codes.put(id.toUpperCase(), code);
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} |
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@Override |
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public Code getCode(String id) {
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return this.codes.get(id);
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return this.state.codes.get(id.toUpperCase());
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} |
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@Override |
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public void setCodeClassifier(String classifier) {
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this.codeClassifier = classifier; |
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this.state.codeClassifier = classifier;
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} |
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@Override |
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public String getCodeClassifier() {
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return this.codeClassifier; |
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return this.state.codeClassifier;
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} |
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@Override |
| ... | ... | |
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String id = (String) token.getLiteral(); |
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Token next = lexer.look(); |
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if( next.getType() == Token.PARENTHESIS_OPEN ) {
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lexer.next(); |
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next = lexer.next();
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Codes args = parse_arguments(); |
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next = lexer.next(); |
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switch(next.getType()) {
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| ... | ... | |
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String sep = ","; |
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BaseCodes codes = null; |
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while( true ) {
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((AbstractLexicalAnalyzer)lexer).push_state(); |
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String argName = null; |
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Token tok0 = lexer.next(); |
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Token tok1 = lexer.next(); |
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if( tok0.getType()==Token.IDENTIFIER && tok1.is(":") ) {
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argName = (String) tok0.getValue(); |
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} else {
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((AbstractLexicalAnalyzer)lexer).pop_state(); |
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} |
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Code code = parse_expression(); |
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if( code!=null ) {
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if( codes == null ) {
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codes = (BaseCodes) codeBuilder.args(); |
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} |
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codes.add(argName, code);
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codes.add(code); |
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} |
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Token next = lexer.look(); |
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String literal = next.getLiteral(); |
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