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Use accessors for fields in Target

This commit is contained in:
Sam Harwell 2013-02-23 17:27:19 -06:00
parent 4d854a521e
commit d48ffa1459
1 changed files with 19 additions and 11 deletions
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30
tool/src/org/antlr/v4/codegen/Target.java
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@ -65,7 +65,7 @@ public class Target {
*/ */
protected String[] targetCharValueEscape = new String[255]; protected String[] targetCharValueEscape = new String[255];
public CodeGenerator gen; private final CodeGenerator gen;
private final String language; private final String language;
private STGroup templates; private STGroup templates;
@ -97,6 +97,14 @@ public class Target {
addBadWords(); addBadWords();
} }
public CodeGenerator getCodeGenerator() {
return gen;
}
public String getLanguage() {
return language;
}
public STGroup getTemplates() { public STGroup getTemplates() {
if (templates == null) { if (templates == null) {
templates = loadTemplates(); templates = loadTemplates();
@ -115,14 +123,14 @@ public class Target {
ST outputFileST, ST outputFileST,
String fileName) String fileName)
{ {
gen.write(outputFileST, fileName); getCodeGenerator().write(outputFileST, fileName);
} }
protected void genListenerFile(Grammar g, protected void genListenerFile(Grammar g,
ST outputFileST) ST outputFileST)
{ {
String fileName = gen.getListenerFileName(); String fileName = getCodeGenerator().getListenerFileName();
gen.write(outputFileST, fileName); getCodeGenerator().write(outputFileST, fileName);
} }
protected void genRecognizerHeaderFile(Grammar g, protected void genRecognizerHeaderFile(Grammar g,
@ -343,11 +351,11 @@ public class Target {
// for literals like 'while', we gen _s<ttype> // for literals like 'while', we gen _s<ttype>
public String getImplicitTokenLabel(String tokenName) { public String getImplicitTokenLabel(String tokenName) {
ST st = getTemplates().getInstanceOf("ImplicitTokenLabel"); ST st = getTemplates().getInstanceOf("ImplicitTokenLabel");
int ttype = gen.g.getTokenType(tokenName); int ttype = getCodeGenerator().g.getTokenType(tokenName);
if ( tokenName.startsWith("'") ) { if ( tokenName.startsWith("'") ) {
return "s"+ttype; return "s"+ttype;
} }
String text = getTokenTypeAsTargetLabel(gen.g, ttype); String text = getTokenTypeAsTargetLabel(getCodeGenerator().g, ttype);
st.add("tokenName", text); st.add("tokenName", text);
return st.render(); return st.render();
} }
@ -376,10 +384,10 @@ public class Target {
return "_wild"; return "_wild";
} }
if ( gen.g.getRule(name)!=null ) return name; if ( getCodeGenerator().g.getRule(name)!=null ) return name;
int ttype = gen.g.getTokenType(name); int ttype = getCodeGenerator().g.getTokenType(name);
if ( ttype==Token.INVALID_TYPE ) return name; if ( ttype==Token.INVALID_TYPE ) return name;
return getTokenTypeAsTargetLabel(gen.g, ttype); return getTokenTypeAsTargetLabel(getCodeGenerator().g, ttype);
} }
public boolean grammarSymbolCausesIssueInGeneratedCode(GrammarAST idNode) { public boolean grammarSymbolCausesIssueInGeneratedCode(GrammarAST idNode) {
@ -421,7 +429,7 @@ public class Target {
} }
protected STGroup loadTemplates() { protected STGroup loadTemplates() {
STGroup result = new STGroupFile(CodeGenerator.TEMPLATE_ROOT+"/"+language+"/"+language+STGroup.GROUP_FILE_EXTENSION); STGroup result = new STGroupFile(CodeGenerator.TEMPLATE_ROOT+"/"+getLanguage()+"/"+getLanguage()+STGroup.GROUP_FILE_EXTENSION);
result.registerRenderer(Integer.class, new NumberRenderer()); result.registerRenderer(Integer.class, new NumberRenderer());
result.registerRenderer(String.class, new StringRenderer()); result.registerRenderer(String.class, new StringRenderer());
result.setListener(new STErrorListener() { result.setListener(new STErrorListener() {
@ -446,7 +454,7 @@ public class Target {
} }
private void reportError(STMessage msg) { private void reportError(STMessage msg) {
gen.tool.errMgr.toolError(ErrorType.STRING_TEMPLATE_WARNING, msg.cause, msg.toString()); getCodeGenerator().tool.errMgr.toolError(ErrorType.STRING_TEMPLATE_WARNING, msg.cause, msg.toString());
} }
}); });