svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.api / src / main / java / org / gvsig / expressionevaluator / LexicalAnalyzer.java @ 43532
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package org.gvsig.expressionevaluator; |
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public interface LexicalAnalyzer { |
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public interface Token { |
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public static final int EOF = -1; |
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public static final int IDENTIFIER = 0; |
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public static final int STRING_LITERAL = 1; |
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public static final int INTEGER_LITERAL = 2; |
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public static final int FLOATING_POINT_LITERAL = 3; |
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public static final int NULL = 4; |
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public static final int TRUE = 5; |
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public static final int FALSE = 6; |
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public static final int OP_NOT = 9; |
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public static final int OP_ADD = 10; |
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public static final int OP_SUBST = 11; |
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public static final int OP_MULT = 12; |
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public static final int OP_DIV = 13; |
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public static final int OP_MOD = 14; |
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public static final int OP_REGEXP = 15; |
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public static final int OP_LT = 16; |
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public static final int OP_GT = 17; |
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public static final int OP_LE = 18; |
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public static final int OP_GE = 19; |
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public static final int OP_EQ = 20; |
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public static final int OP_NE = 21; |
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public static final int PRED_BETWEEN = 22; |
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public static final int PRED_LIKE = 23; |
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public static final int PRED_ILIKE = 24; |
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public static final int PRED_IS = 25; |
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public static final int OP_OR = 26; |
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public static final int OP_AND = 27; |
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public static final int ISNULL = 28; |
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public static final int NOTNULL = 29; |
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public static final int PARENTHESIS_OPEN = 30; |
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public static final int PARENTHESIS_CLOSE = 31; |
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public static final int COMA = 32; |
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public void set(int type, String literal); |
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public void set(int type, String literal, Object value); |
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public int getType(); |
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public Object getValue(); |
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public String getLiteral(); |
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} |
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public void setSource(String source); |
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public Token look();
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public Token next();
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} |