Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance.
Project price only 1 $
You can buy this project and download/modify it how often you want.
javacc-7.0.4.src.main.java.org.javacc.parser.ParseGen Maven / Gradle / Ivy
// Copyright 2011 Google Inc. All Rights Reserved.
// Author: [email protected] (Sreeni Viswanadha)
/* Copyright (c) 2006, Sun Microsystems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the Sun Microsystems, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.javacc.parser;
import static org.javacc.parser.JavaCCGlobals.cu_from_insertion_point_2;
import static org.javacc.parser.JavaCCGlobals.cu_name;
import static org.javacc.parser.JavaCCGlobals.cu_to_insertion_point_1;
import static org.javacc.parser.JavaCCGlobals.cu_to_insertion_point_2;
import static org.javacc.parser.JavaCCGlobals.getFileExtension;
import static org.javacc.parser.JavaCCGlobals.getIdString;
import static org.javacc.parser.JavaCCGlobals.jj2index;
import static org.javacc.parser.JavaCCGlobals.jjtreeGenerated;
import static org.javacc.parser.JavaCCGlobals.lookaheadNeeded;
import static org.javacc.parser.JavaCCGlobals.maskVals;
import static org.javacc.parser.JavaCCGlobals.maskindex;
import static org.javacc.parser.JavaCCGlobals.staticOpt;
import static org.javacc.parser.JavaCCGlobals.tokenCount;
import static org.javacc.parser.JavaCCGlobals.toolName;
import static org.javacc.parser.JavaCCGlobals.toolNames;
import java.io.File;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
/**
* Generate the parser.
*/
public class ParseGen extends CodeGenerator implements JavaCCParserConstants {
public void start(boolean isJavaModernMode) throws MetaParseException {
Token t = null;
if (JavaCCErrors.get_error_count() != 0) {
throw new MetaParseException();
}
if (Options.getBuildParser()) {
final List tn = new ArrayList(toolNames);
tn.add(toolName);
// This is the first line generated -- the the comment line at the top of the generated parser
genCodeLine("/* " + getIdString(tn, cu_name + ".java") + " */");
boolean implementsExists = false;
final boolean extendsExists = false;
if (cu_to_insertion_point_1.size() != 0) {
Object firstToken = cu_to_insertion_point_1.get(0);
printTokenSetup((Token) firstToken);
ccol = 1;
for (final Iterator it = cu_to_insertion_point_1.iterator(); it.hasNext();) {
t = it.next();
if (t.kind == IMPLEMENTS) {
implementsExists = true;
} else if (t.kind == CLASS) {
implementsExists = false;
}
printToken(t);
}
}
if (implementsExists) {
genCode(", ");
} else {
genCode(" implements ");
}
genCode(cu_name + "Constants ");
if (cu_to_insertion_point_2.size() != 0) {
printTokenSetup((Token) (cu_to_insertion_point_2.get(0)));
for (final Iterator it = cu_to_insertion_point_2.iterator(); it.hasNext();) {
printToken(it.next());
}
}
genCodeLine("");
genCodeLine("");
new ParseEngine().build(this);
if (Options.getStatic()) {
genCodeLine(" static private " + Options.getBooleanType()
+ " jj_initialized_once = false;");
}
if (Options.getUserTokenManager()) {
genCodeLine(" /** User defined Token Manager. */");
genCodeLine(" " + staticOpt() + "public TokenManager token_source;");
} else {
genCodeLine(" /** Generated Token Manager. */");
genCodeLine(" " + staticOpt() + "public " + cu_name + "TokenManager token_source;");
if (!Options.getUserCharStream()) {
if (Options.getJavaUnicodeEscape()) {
genCodeLine(" " + staticOpt() + "JavaCharStream jj_input_stream;");
} else {
genCodeLine(" " + staticOpt() + "SimpleCharStream jj_input_stream;");
}
}
}
genCodeLine(" /** Current token. */");
genCodeLine(" " + staticOpt() + "public Token token;");
genCodeLine(" /** Next token. */");
genCodeLine(" " + staticOpt() + "public Token jj_nt;");
if (!Options.getCacheTokens()) {
genCodeLine(" " + staticOpt() + "private int jj_ntk;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" " + staticOpt() + "private int jj_depth;");
}
if (jj2index != 0) {
genCodeLine(" " + staticOpt() + "private Token jj_scanpos, jj_lastpos;");
genCodeLine(" " + staticOpt() + "private int jj_la;");
if (lookaheadNeeded) {
genCodeLine(" /** Whether we are looking ahead. */");
genCodeLine(" " + staticOpt() + "private " + Options.getBooleanType()
+ " jj_lookingAhead = false;");
genCodeLine(" " + staticOpt() + "private " + Options.getBooleanType()
+ " jj_semLA;");
}
}
if (Options.getErrorReporting()) {
genCodeLine(" " + staticOpt() + "private int jj_gen;");
genCodeLine(" " + staticOpt() + "final private int[] jj_la1 = new int["
+ maskindex + "];");
final int tokenMaskSize = (tokenCount - 1) / 32 + 1;
for (int i = 0; i < tokenMaskSize; i++) {
genCodeLine(" static private int[] jj_la1_" + i + ";");
}
genCodeLine(" static {");
for (int i = 0; i < tokenMaskSize; i++) {
genCodeLine(" jj_la1_init_" + i + "();");
}
genCodeLine(" }");
for (int i = 0; i < tokenMaskSize; i++) {
genCodeLine(" private static void jj_la1_init_" + i + "() {");
genCode(" jj_la1_" + i + " = new int[] {");
for (final Iterator it = maskVals.iterator(); it.hasNext();) {
final int[] tokenMask = (int[]) (it.next());
genCode("0x" + Integer.toHexString(tokenMask[i]) + ",");
}
genCodeLine("};");
genCodeLine(" }");
}
}
if (jj2index != 0 && Options.getErrorReporting()) {
genCodeLine(" " + staticOpt() + "final private JJCalls[] jj_2_rtns = new JJCalls["
+ jj2index + "];");
genCodeLine(" " + staticOpt() + "private " + Options.getBooleanType()
+ " jj_rescan = false;");
genCodeLine(" " + staticOpt() + "private int jj_gc = 0;");
}
genCodeLine("");
if (Options.getDebugParser()) {
genCodeLine(" {");
genCodeLine(" enable_tracing();");
genCodeLine(" }");
}
if (!Options.getUserTokenManager()) {
if (Options.getUserCharStream()) {
genCodeLine(" /** Constructor with user supplied CharStream. */");
genCodeLine(" public " + cu_name + "(CharStream stream) {");
if (Options.getStatic()) {
genCodeLine(" if (jj_initialized_once) {");
genCodeLine(" System.out.println(\"ERROR: Second call to constructor of static parser. \");");
genCodeLine(" System.out.println(\" You must either use ReInit() "
+ "or set the JavaCC option STATIC to false\");");
genCodeLine(" System.out.println(\" during parser generation.\");");
genCodeLine(" throw new "+(Options.isLegacyExceptionHandling() ? "Error" : "RuntimeException")+"();");
genCodeLine(" }");
genCodeLine(" jj_initialized_once = true;");
}
if (Options.getTokenManagerUsesParser()) {
genCodeLine(" token_source = new " + cu_name
+ "TokenManager(this, stream);");
} else {
genCodeLine(" token_source = new " + cu_name + "TokenManager(stream);");
}
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
if (maskindex > 0) {
genCodeLine(" for (int i = 0; i < " + maskindex
+ "; i++) jj_la1[i] = -1;");
}
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
genCodeLine("");
genCodeLine(" /** Reinitialise. */");
genCodeLine(" " + staticOpt() + "public void ReInit(CharStream stream) {");
if (Options.isTokenManagerRequiresParserAccess()) {
genCodeLine(" token_source.ReInit(this,stream);");
} else {
genCodeLine(" token_source.ReInit(stream);");
}
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (lookaheadNeeded) {
genCodeLine(" jj_lookingAhead = false;");
}
if (jjtreeGenerated) {
genCodeLine(" jjtree.reset();");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
if (maskindex > 0) {
genCodeLine(" for (int i = 0; i < " + maskindex
+ "; i++) jj_la1[i] = -1;");
}
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
} else {
if (!isJavaModernMode) {
genCodeLine(" /** Constructor with InputStream. */");
genCodeLine(" public " + cu_name + "(java.io.InputStream stream) {");
genCodeLine(" this(stream, null);");
genCodeLine(" }");
genCodeLine(" /** Constructor with InputStream and supplied encoding */");
genCodeLine(" public " + cu_name
+ "(java.io.InputStream stream, String encoding) {");
if (Options.getStatic()) {
genCodeLine(" if (jj_initialized_once) {");
genCodeLine(" System.out.println(\"ERROR: Second call to constructor of static parser. \");");
genCodeLine(" System.out.println(\" You must either use ReInit() or "
+ "set the JavaCC option STATIC to false\");");
genCodeLine(" System.out.println(\" during parser generation.\");");
genCodeLine(" throw new "+(Options.isLegacyExceptionHandling() ? "Error" : "RuntimeException")+"();");
genCodeLine(" }");
genCodeLine(" jj_initialized_once = true;");
}
if (Options.getJavaUnicodeEscape()) {
if (!Options.getGenerateChainedException()) {
genCodeLine(" try { jj_input_stream = new JavaCharStream(stream, encoding, 1, 1); } "
+ "catch(java.io.UnsupportedEncodingException e) {"
+ " throw new RuntimeException(e.getMessage()); }");
} else {
genCodeLine(" try { jj_input_stream = new JavaCharStream(stream, encoding, 1, 1); } "
+ "catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }");
}
} else {
if (!Options.getGenerateChainedException()) {
genCodeLine(" try { jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1); } "
+ "catch(java.io.UnsupportedEncodingException e) { "
+ "throw new RuntimeException(e.getMessage()); }");
} else {
genCodeLine(" try { jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1); } "
+ "catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }");
}
}
if (Options.getTokenManagerUsesParser() && !Options.getStatic()) {
genCodeLine(" token_source = new " + cu_name
+ "TokenManager(this, jj_input_stream);");
} else {
genCodeLine(" token_source = new " + cu_name
+ "TokenManager(jj_input_stream);");
}
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
if (maskindex > 0) {
genCodeLine(" for (int i = 0; i < " + maskindex
+ "; i++) jj_la1[i] = -1;");
}
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
genCodeLine("");
genCodeLine(" /** Reinitialise. */");
genCodeLine(" " + staticOpt()
+ "public void ReInit(java.io.InputStream stream) {");
genCodeLine(" ReInit(stream, null);");
genCodeLine(" }");
genCodeLine(" /** Reinitialise. */");
genCodeLine(" "
+ staticOpt()
+ "public void ReInit(java.io.InputStream stream, String encoding) {");
if (!Options.getGenerateChainedException()) {
genCodeLine(" try { jj_input_stream.ReInit(stream, encoding, 1, 1); } "
+ "catch(java.io.UnsupportedEncodingException e) { "
+ "throw new RuntimeException(e.getMessage()); }");
} else {
genCodeLine(" try { jj_input_stream.ReInit(stream, encoding, 1, 1); } "
+ "catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }");
}
if (Options.isTokenManagerRequiresParserAccess()) {
genCodeLine(" token_source.ReInit(this,jj_input_stream);");
} else {
genCodeLine(" token_source.ReInit(jj_input_stream);");
}
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (jjtreeGenerated) {
genCodeLine(" jjtree.reset();");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
genCodeLine(" for (int i = 0; i < " + maskindex
+ "; i++) jj_la1[i] = -1;");
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
genCodeLine("");
}
final String readerInterfaceName = isJavaModernMode ? "Provider" : "java.io.Reader";
final String stringReaderClass = isJavaModernMode ? "StringProvider"
: "java.io.StringReader";
genCodeLine(" /** Constructor. */");
genCodeLine(" public " + cu_name + "(" + readerInterfaceName + " stream) {");
if (Options.getStatic()) {
genCodeLine(" if (jj_initialized_once) {");
genCodeLine(" System.out.println(\"ERROR: Second call to constructor of static parser. \");");
genCodeLine(" System.out.println(\" You must either use ReInit() or "
+ "set the JavaCC option STATIC to false\");");
genCodeLine(" System.out.println(\" during parser generation.\");");
genCodeLine(" throw new "+(Options.isLegacyExceptionHandling() ? "Error" : "RuntimeException")+"();");
genCodeLine(" }");
genCodeLine(" jj_initialized_once = true;");
}
if (Options.getJavaUnicodeEscape()) {
genCodeLine(" jj_input_stream = new JavaCharStream(stream, 1, 1);");
} else {
genCodeLine(" jj_input_stream = new SimpleCharStream(stream, 1, 1);");
}
if (Options.getTokenManagerUsesParser() && !Options.getStatic()) {
genCodeLine(" token_source = new " + cu_name
+ "TokenManager(this, jj_input_stream);");
} else {
genCodeLine(" token_source = new " + cu_name
+ "TokenManager(jj_input_stream);");
}
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
if (maskindex > 0) {
genCodeLine(" for (int i = 0; i < " + maskindex
+ "; i++) jj_la1[i] = -1;");
}
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
genCodeLine("");
// Add-in a string based constructor because its convenient (modern only to prevent regressions)
if (isJavaModernMode) {
genCodeLine(" /** Constructor. */");
genCodeLine(" public " + cu_name
+ "(String dsl) throws ParseException, "+Options.getTokenMgrErrorClass() +" {");
genCodeLine(" this(new " + stringReaderClass + "(dsl));");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" public void ReInit(String s) {");
genCodeLine(" ReInit(new " + stringReaderClass + "(s));");
genCodeLine(" }");
}
genCodeLine(" /** Reinitialise. */");
genCodeLine(" " + staticOpt() + "public void ReInit(" + readerInterfaceName
+ " stream) {");
if (Options.getJavaUnicodeEscape()) {
genCodeLine(" if (jj_input_stream == null) {");
genCodeLine(" jj_input_stream = new JavaCharStream(stream, 1, 1);");
genCodeLine(" } else {");
genCodeLine(" jj_input_stream.ReInit(stream, 1, 1);");
genCodeLine(" }");
} else {
genCodeLine(" if (jj_input_stream == null) {");
genCodeLine(" jj_input_stream = new SimpleCharStream(stream, 1, 1);");
genCodeLine(" } else {");
genCodeLine(" jj_input_stream.ReInit(stream, 1, 1);");
genCodeLine(" }");
}
genCodeLine(" if (token_source == null) {");
if (Options.getTokenManagerUsesParser() && !Options.getStatic()) {
genCodeLine(" token_source = new " + cu_name + "TokenManager(this, jj_input_stream);");
} else {
genCodeLine(" token_source = new " + cu_name + "TokenManager(jj_input_stream);");
}
genCodeLine(" }");
genCodeLine("");
if (Options.isTokenManagerRequiresParserAccess()) {
genCodeLine(" token_source.ReInit(this,jj_input_stream);");
} else {
genCodeLine(" token_source.ReInit(jj_input_stream);");
}
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (jjtreeGenerated) {
genCodeLine(" jjtree.reset();");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
if (maskindex > 0) {
genCodeLine(" for (int i = 0; i < " + maskindex
+ "; i++) jj_la1[i] = -1;");
}
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
}
}
genCodeLine("");
if (Options.getUserTokenManager()) {
genCodeLine(" /** Constructor with user supplied Token Manager. */");
genCodeLine(" public " + cu_name + "(TokenManager tm) {");
} else {
genCodeLine(" /** Constructor with generated Token Manager. */");
genCodeLine(" public " + cu_name + "(" + cu_name + "TokenManager tm) {");
}
if (Options.getStatic()) {
genCodeLine(" if (jj_initialized_once) {");
genCodeLine(" System.out.println(\"ERROR: Second call to constructor of static parser. \");");
genCodeLine(" System.out.println(\" You must either use ReInit() or "
+ "set the JavaCC option STATIC to false\");");
genCodeLine(" System.out.println(\" during parser generation.\");");
genCodeLine(" throw new "+(Options.isLegacyExceptionHandling() ? "Error" : "RuntimeException")+"();");
genCodeLine(" }");
genCodeLine(" jj_initialized_once = true;");
}
genCodeLine(" token_source = tm;");
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
if (maskindex > 0) {
genCodeLine(" for (int i = 0; i < " + maskindex + "; i++) jj_la1[i] = -1;");
}
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
genCodeLine("");
if (Options.getUserTokenManager()) {
genCodeLine(" /** Reinitialise. */");
genCodeLine(" public void ReInit(TokenManager tm) {");
} else {
genCodeLine(" /** Reinitialise. */");
genCodeLine(" public void ReInit(" + cu_name + "TokenManager tm) {");
}
genCodeLine(" token_source = tm;");
genCodeLine(" token = new Token();");
if (Options.getCacheTokens()) {
genCodeLine(" token.next = jj_nt = token_source.getNextToken();");
} else {
genCodeLine(" jj_ntk = -1;");
}
if (Options.getDepthLimit() > 0) {
genCodeLine(" jj_depth = -1;");
}
if (jjtreeGenerated) {
genCodeLine(" jjtree.reset();");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen = 0;");
if (maskindex > 0) {
genCodeLine(" for (int i = 0; i < " + maskindex + "; i++) jj_la1[i] = -1;");
}
if (jj2index != 0) {
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
}
}
genCodeLine(" }");
genCodeLine("");
genCodeLine(" " + staticOpt()
+ "private Token jj_consume_token(int kind) throws ParseException {");
if (Options.getCacheTokens()) {
genCodeLine(" Token oldToken = token;");
genCodeLine(" if ((token = jj_nt).next != null) jj_nt = jj_nt.next;");
genCodeLine(" else jj_nt = jj_nt.next = token_source.getNextToken();");
} else {
genCodeLine(" Token oldToken;");
genCodeLine(" if ((oldToken = token).next != null) token = token.next;");
genCodeLine(" else token = token.next = token_source.getNextToken();");
genCodeLine(" jj_ntk = -1;");
}
genCodeLine(" if (token.kind == kind) {");
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen++;");
if (jj2index != 0) {
genCodeLine(" if (++jj_gc > 100) {");
genCodeLine(" jj_gc = 0;");
genCodeLine(" for (int i = 0; i < jj_2_rtns.length; i++) {");
genCodeLine(" JJCalls c = jj_2_rtns[i];");
genCodeLine(" while (c != null) {");
genCodeLine(" if (c.gen < jj_gen) c.first = null;");
genCodeLine(" c = c.next;");
genCodeLine(" }");
genCodeLine(" }");
genCodeLine(" }");
}
}
if (Options.getDebugParser()) {
genCodeLine(" trace_token(token, \"\");");
}
genCodeLine(" return token;");
genCodeLine(" }");
if (Options.getCacheTokens()) {
genCodeLine(" jj_nt = token;");
}
genCodeLine(" token = oldToken;");
if (Options.getErrorReporting()) {
genCodeLine(" jj_kind = kind;");
}
genCodeLine(" throw generateParseException();");
genCodeLine(" }");
genCodeLine("");
if (jj2index != 0) {
genCodeLine(" @SuppressWarnings(\"serial\")");
genCodeLine(" static private final class LookaheadSuccess extends "+(Options.isLegacyExceptionHandling() ? "java.lang.Error" : "java.lang.RuntimeException")+" { }");
genCodeLine(" " + staticOpt()
+ "final private LookaheadSuccess jj_ls = new LookaheadSuccess();");
genCodeLine(" " + staticOpt() + "private " + Options.getBooleanType()
+ " jj_scan_token(int kind) {");
genCodeLine(" if (jj_scanpos == jj_lastpos) {");
genCodeLine(" jj_la--;");
genCodeLine(" if (jj_scanpos.next == null) {");
genCodeLine(" jj_lastpos = jj_scanpos = jj_scanpos.next = token_source.getNextToken();");
genCodeLine(" } else {");
genCodeLine(" jj_lastpos = jj_scanpos = jj_scanpos.next;");
genCodeLine(" }");
genCodeLine(" } else {");
genCodeLine(" jj_scanpos = jj_scanpos.next;");
genCodeLine(" }");
if (Options.getErrorReporting()) {
genCodeLine(" if (jj_rescan) {");
genCodeLine(" int i = 0; Token tok = token;");
genCodeLine(" while (tok != null && tok != jj_scanpos) { i++; tok = tok.next; }");
genCodeLine(" if (tok != null) jj_add_error_token(kind, i);");
if (Options.getDebugLookahead()) {
genCodeLine(" } else {");
genCodeLine(" trace_scan(jj_scanpos, kind);");
}
genCodeLine(" }");
} else if (Options.getDebugLookahead()) {
genCodeLine(" trace_scan(jj_scanpos, kind);");
}
genCodeLine(" if (jj_scanpos.kind != kind) return true;");
genCodeLine(" if (jj_la == 0 && jj_scanpos == jj_lastpos) throw jj_ls;");
genCodeLine(" return false;");
genCodeLine(" }");
genCodeLine("");
}
genCodeLine("");
genCodeLine("/** Get the next Token. */");
genCodeLine(" " + staticOpt() + "final public Token getNextToken() {");
if (Options.getCacheTokens()) {
genCodeLine(" if ((token = jj_nt).next != null) jj_nt = jj_nt.next;");
genCodeLine(" else jj_nt = jj_nt.next = token_source.getNextToken();");
} else {
genCodeLine(" if (token.next != null) token = token.next;");
genCodeLine(" else token = token.next = token_source.getNextToken();");
genCodeLine(" jj_ntk = -1;");
}
if (Options.getErrorReporting()) {
genCodeLine(" jj_gen++;");
}
if (Options.getDebugParser()) {
genCodeLine(" trace_token(token, \" (in getNextToken)\");");
}
genCodeLine(" return token;");
genCodeLine(" }");
genCodeLine("");
genCodeLine("/** Get the specific Token. */");
genCodeLine(" " + staticOpt() + "final public Token getToken(int index) {");
if (lookaheadNeeded) {
genCodeLine(" Token t = jj_lookingAhead ? jj_scanpos : token;");
} else {
genCodeLine(" Token t = token;");
}
genCodeLine(" for (int i = 0; i < index; i++) {");
genCodeLine(" if (t.next != null) t = t.next;");
genCodeLine(" else t = t.next = token_source.getNextToken();");
genCodeLine(" }");
genCodeLine(" return t;");
genCodeLine(" }");
genCodeLine("");
if (!Options.getCacheTokens()) {
genCodeLine(" " + staticOpt() + "private int jj_ntk_f() {");
genCodeLine(" if ((jj_nt=token.next) == null)");
genCodeLine(" return (jj_ntk = (token.next=token_source.getNextToken()).kind);");
genCodeLine(" else");
genCodeLine(" return (jj_ntk = jj_nt.kind);");
genCodeLine(" }");
genCodeLine("");
}
if (Options.getErrorReporting()) {
if (!Options.getGenerateGenerics()) {
genCodeLine(" " + staticOpt()
+ "private java.util.List jj_expentries = new java.util.ArrayList();");
} else {
genCodeLine(" "
+ staticOpt()
+ "private java.util.List jj_expentries = new java.util.ArrayList();");
}
genCodeLine(" " + staticOpt() + "private int[] jj_expentry;");
genCodeLine(" " + staticOpt() + "private int jj_kind = -1;");
if (jj2index != 0) {
genCodeLine(" " + staticOpt() + "private int[] jj_lasttokens = new int[100];");
genCodeLine(" " + staticOpt() + "private int jj_endpos;");
genCodeLine("");
genCodeLine(" " + staticOpt()
+ "private void jj_add_error_token(int kind, int pos) {");
genCodeLine(" if (pos >= 100) {");
genCodeLine(" return;");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" if (pos == jj_endpos + 1) {");
genCodeLine(" jj_lasttokens[jj_endpos++] = kind;");
genCodeLine(" } else if (jj_endpos != 0) {");
genCodeLine(" jj_expentry = new int[jj_endpos];");
genCodeLine("");
genCodeLine(" for (int i = 0; i < jj_endpos; i++) {");
genCodeLine(" jj_expentry[i] = jj_lasttokens[i];");
genCodeLine(" }");
genCodeLine("");
if (!Options.getGenerateGenerics()) {
genCodeLine(" for (java.util.Iterator it = jj_expentries.iterator(); it.hasNext();) {");
genCodeLine(" int[] oldentry = (int[])(it.next());");
} else {
genCodeLine(" for (int[] oldentry : jj_expentries) {");
}
genCodeLine(" if (oldentry.length == jj_expentry.length) {");
genCodeLine(" boolean isMatched = true;");
genCodeLine("");
genCodeLine(" for (int i = 0; i < jj_expentry.length; i++) {");
genCodeLine(" if (oldentry[i] != jj_expentry[i]) {");
genCodeLine(" isMatched = false;");
genCodeLine(" break;");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" }");
genCodeLine(" if (isMatched) {");
genCodeLine(" jj_expentries.add(jj_expentry);");
genCodeLine(" break;");
genCodeLine(" }");
genCodeLine(" }");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" if (pos != 0) {");
genCodeLine(" jj_lasttokens[(jj_endpos = pos) - 1] = kind;");
genCodeLine(" }");
genCodeLine(" }");
genCodeLine(" }");
}
genCodeLine("");
genCodeLine(" /** Generate ParseException. */");
genCodeLine(" " + staticOpt() + "public ParseException generateParseException() {");
genCodeLine(" jj_expentries.clear();");
genCodeLine(" " + Options.getBooleanType() + "[] la1tokens = new "
+ Options.getBooleanType() + "[" + tokenCount + "];");
genCodeLine(" if (jj_kind >= 0) {");
genCodeLine(" la1tokens[jj_kind] = true;");
genCodeLine(" jj_kind = -1;");
genCodeLine(" }");
genCodeLine(" for (int i = 0; i < " + maskindex + "; i++) {");
genCodeLine(" if (jj_la1[i] == jj_gen) {");
genCodeLine(" for (int j = 0; j < 32; j++) {");
for (int i = 0; i < (tokenCount - 1) / 32 + 1; i++) {
genCodeLine(" if ((jj_la1_" + i + "[i] & (1<. "
+ "Encountered: \" + mess);");
}
genCodeLine(" }");
}
genCodeLine("");
genCodeLine(" " + staticOpt() + "private int trace_indent = 0;");
genCodeLine(" " + staticOpt() + "private " + Options.getBooleanType()
+ " trace_enabled;");
genCodeLine("");
genCodeLine("/** Trace enabled. */");
genCodeLine(" " + staticOpt() + "final public boolean trace_enabled() {");
genCodeLine(" return trace_enabled;");
genCodeLine(" }");
genCodeLine("");
if (Options.getDebugParser()) {
genCodeLine("/** Enable tracing. */");
genCodeLine(" " + staticOpt() + "final public void enable_tracing() {");
genCodeLine(" trace_enabled = true;");
genCodeLine(" }");
genCodeLine("");
genCodeLine("/** Disable tracing. */");
genCodeLine(" " + staticOpt() + "final public void disable_tracing() {");
genCodeLine(" trace_enabled = false;");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" " + staticOpt() + "protected void trace_call(String s) {");
genCodeLine(" if (trace_enabled) {");
genCodeLine(" for (int i = 0; i < trace_indent; i++) { System.out.print(\" \"); }");
genCodeLine(" System.out.println(\"Call: \" + s);");
genCodeLine(" }");
genCodeLine(" trace_indent = trace_indent + 2;");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" " + staticOpt() + "protected void trace_return(String s) {");
genCodeLine(" trace_indent = trace_indent - 2;");
genCodeLine(" if (trace_enabled) {");
genCodeLine(" for (int i = 0; i < trace_indent; i++) { System.out.print(\" \"); }");
genCodeLine(" System.out.println(\"Return: \" + s);");
genCodeLine(" }");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" " + staticOpt()
+ "protected void trace_token(Token t, String where) {");
genCodeLine(" if (trace_enabled) {");
genCodeLine(" for (int i = 0; i < trace_indent; i++) { System.out.print(\" \"); }");
genCodeLine(" System.out.print(\"Consumed token: <\" + tokenImage[t.kind]);");
genCodeLine(" if (t.kind != 0 && !tokenImage[t.kind].equals(\"\\\"\" + t.image + \"\\\"\")) {");
genCodeLine(" System.out.print(\": \\\"\" + "+Options.getTokenMgrErrorClass() + ".addEscapes("+"t.image) + \"\\\"\");");
genCodeLine(" }");
genCodeLine(" System.out.println(\" at line \" + t.beginLine + "
+ "\" column \" + t.beginColumn + \">\" + where);");
genCodeLine(" }");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" " + staticOpt() + "protected void trace_scan(Token t1, int t2) {");
genCodeLine(" if (trace_enabled) {");
genCodeLine(" for (int i = 0; i < trace_indent; i++) { System.out.print(\" \"); }");
genCodeLine(" System.out.print(\"Visited token: <\" + tokenImage[t1.kind]);");
genCodeLine(" if (t1.kind != 0 && !tokenImage[t1.kind].equals(\"\\\"\" + t1.image + \"\\\"\")) {");
genCodeLine(" System.out.print(\": \\\"\" + "+Options.getTokenMgrErrorClass() + ".addEscapes("+"t1.image) + \"\\\"\");");
genCodeLine(" }");
genCodeLine(" System.out.println(\" at line \" + t1.beginLine + \""
+ " column \" + t1.beginColumn + \">; Expected token: <\" + tokenImage[t2] + \">\");");
genCodeLine(" }");
genCodeLine(" }");
genCodeLine("");
} else {
genCodeLine(" /** Enable tracing. */");
genCodeLine(" " + staticOpt() + "final public void enable_tracing() {");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" /** Disable tracing. */");
genCodeLine(" " + staticOpt() + "final public void disable_tracing() {");
genCodeLine(" }");
genCodeLine("");
}
if (jj2index != 0 && Options.getErrorReporting()) {
genCodeLine(" " + staticOpt() + "private void jj_rescan_token() {");
genCodeLine(" jj_rescan = true;");
genCodeLine(" for (int i = 0; i < " + jj2index + "; i++) {");
genCodeLine(" try {");
genCodeLine(" JJCalls p = jj_2_rtns[i];");
genCodeLine("");
genCodeLine(" do {");
genCodeLine(" if (p.gen > jj_gen) {");
genCodeLine(" jj_la = p.arg; jj_lastpos = jj_scanpos = p.first;");
genCodeLine(" switch (i) {");
for (int i = 0; i < jj2index; i++) {
genCodeLine(" case " + i + ": jj_3_" + (i + 1) + "(); break;");
}
genCodeLine(" }");
genCodeLine(" }");
genCodeLine(" p = p.next;");
genCodeLine(" } while (p != null);");
genCodeLine("");
genCodeLine(" } catch(LookaheadSuccess ls) { }");
genCodeLine(" }");
genCodeLine(" jj_rescan = false;");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" " + staticOpt() + "private void jj_save(int index, int xla) {");
genCodeLine(" JJCalls p = jj_2_rtns[index];");
genCodeLine(" while (p.gen > jj_gen) {");
genCodeLine(" if (p.next == null) { p = p.next = new JJCalls(); break; }");
genCodeLine(" p = p.next;");
genCodeLine(" }");
genCodeLine("");
genCodeLine(" p.gen = jj_gen + xla - jj_la; ");
genCodeLine(" p.first = token;");
genCodeLine(" p.arg = xla;");
genCodeLine(" }");
genCodeLine("");
}
if (jj2index != 0 && Options.getErrorReporting()) {
genCodeLine(" static final class JJCalls {");
genCodeLine(" int gen;");
genCodeLine(" Token first;");
genCodeLine(" int arg;");
genCodeLine(" JJCalls next;");
genCodeLine(" }");
genCodeLine("");
}
if (cu_from_insertion_point_2.size() != 0) {
printTokenSetup((Token) (cu_from_insertion_point_2.get(0)));
ccol = 1;
for (final Iterator it = cu_from_insertion_point_2.iterator(); it.hasNext();) {
t = (Token) it.next();
printToken(t);
}
printTrailingComments(t);
}
genCodeLine("");
saveOutput(Options.getOutputDirectory() + File.separator + cu_name
+ getFileExtension(Options.getOutputLanguage()));
} // matches "if (Options.getBuildParser())"
}
public static void reInit() {
lookaheadNeeded = false;
}
}
