diff options
Diffstat (limited to 'antlr-3.4/tool/src/main/java/org/antlr/analysis/NonLLStarDecisionException.java')
-rw-r--r-- | antlr-3.4/tool/src/main/java/org/antlr/analysis/NonLLStarDecisionException.java | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/antlr-3.4/tool/src/main/java/org/antlr/analysis/NonLLStarDecisionException.java b/antlr-3.4/tool/src/main/java/org/antlr/analysis/NonLLStarDecisionException.java new file mode 100644 index 0000000..0b5b4a4 --- /dev/null +++ b/antlr-3.4/tool/src/main/java/org/antlr/analysis/NonLLStarDecisionException.java @@ -0,0 +1,38 @@ +/* + * [The "BSD license"] + * Copyright (c) 2010 Terence Parr + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.antlr.analysis; + +/** Used to abort DFA construction when we find non-LL(*) decision; i.e., + * a decision that has recursion in more than a single alt. + */ +public class NonLLStarDecisionException extends RuntimeException { + public DFA abortedDFA; + public NonLLStarDecisionException(DFA abortedDFA) { + this.abortedDFA = abortedDFA; + } +} |