LiteralProcessor (Hibernate JavaDocs)
Date: 2012-04-05

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## org.hibernate.hql.internal.ast.util
Class LiteralProcessor

    java.lang.Object
      org.hibernate.hql.internal.ast.util.LiteralProcessor

All Implemented Interfaces:
  HqlSqlTokenTypes

    public class LiteralProcessor

extends Object
implements HqlSqlTokenTypes

A delegate that handles literals and constants for HqlSqlWalker, performing the token replacement functions and classifying literals.

Nested Class Summary
`static class` | `LiteralProcessor.DecimalLiteralFormat`

Field Summary
`static LiteralProcessor.DecimalLiteralFormat` | `DECIMAL_LITERAL_FORMAT` In what format should Float and Double literal values be sent to the database?

Fields inherited from interface org.hibernate.hql.internal.antlr.HqlSqlTokenTypes
`AGGREGATE, ALIAS, ALIAS_REF, ALL, AND, ANY, AS, ASCENDING, AVG, BETWEEN, BOGUS, BOTH, CASE, CASE2, CLASS, CLOSE, CLOSE_BRACKET, COLON, COMMA, CONCAT, CONSTANT, CONSTRUCTOR, COUNT, DELETE, DESCENDING, DISTINCT, DIV, DOT, ELEMENTS, ELSE, EMPTY, END, ENTRY, EOF, EQ, ESCAPE, ESCqs, EXISTS, EXPONENT, EXPR_LIST, FALSE, FETCH, FILTER_ENTITY, FILTERS, FLOAT_SUFFIX, FROM, FROM_FRAGMENT, FULL, GE, GROUP, GT, HAVING, HEX_DIGIT, ID_LETTER, ID_START_LETTER, IDENT, IMPLIED_FROM, IN, IN_LIST, INDEX_OP, INDICES, INNER, INSERT, INTO, IS, IS_NOT_NULL, IS_NULL, JAVA_CONSTANT, JOIN, JOIN_FRAGMENT, KEY, LE, LEADING, LEFT, LEFT_OUTER, LIKE, LITERAL_ascending, LITERAL_by, LITERAL_descending, LT, MAX, MEMBER, METHOD_CALL, METHOD_NAME, MIN, MINUS, MOD, NAMED_PARAM, NE, NEW, NOT, NOT_BETWEEN, NOT_IN, NOT_LIKE, NULL, NULL_TREE_LOOKAHEAD, NUM_BIG_DECIMAL, NUM_BIG_INTEGER, NUM_DOUBLE, NUM_FLOAT, NUM_INT, NUM_LONG, OBJECT, OF, ON, OPEN, OPEN_BRACKET, OR, ORDER, ORDER_ELEMENT, OUTER, PARAM, PLUS, PROPERTIES, PROPERTY_REF, QUERY, QUOTED_STRING, RANGE, RESULT_VARIABLE_REF, RIGHT, RIGHT_OUTER, ROW_STAR, SELECT, SELECT_CLAUSE, SELECT_COLUMNS, SELECT_EXPR, SELECT_FROM, SET, SOME, SQL_NE, SQL_TOKEN, STAR, SUM, THEN, THETA_JOINS, TRAILING, TRUE, UNARY_MINUS, UNARY_PLUS, UNION, UPDATE, VALUE, VECTOR_EXPR, VERSIONED, WEIRD_IDENT, WHEN, WHERE, WITH, WS`

Constructor Summary
`LiteralProcessor(HqlSqlWalker hqlSqlWalker)`

Method Summary
`String` | `determineDecimalRepresentation(String text, int type)`
`boolean` | `isAlias(String alias)`
`void` | `lookupConstant(DotNode node)`
`void` | `processBoolean(antlr.collections.AST constant)`
`void` | `processConstant(antlr.collections.AST constant, boolean resolveIdent)`
`void` | `processNumeric(antlr.collections.AST literal)`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### DECIMAL_LITERAL_FORMAT

    public static LiteralProcessor.DecimalLiteralFormat DECIMAL_LITERAL_FORMAT

  In what format should Float and Double literal values be sent to the database?

Constructor Detail

### LiteralProcessor

    public LiteralProcessor(HqlSqlWalker hqlSqlWalker)

Method Detail

### isAlias

    public boolean isAlias(String alias)

### processConstant

    public void processConstant(antlr.collections.AST constant,
                                boolean resolveIdent)
                         throws antlr.SemanticException

  Throws:
    `antlr.SemanticException`

### lookupConstant

    public void lookupConstant(DotNode node)
                        throws antlr.SemanticException

  Throws:
    `antlr.SemanticException`

### processBoolean

    public void processBoolean(antlr.collections.AST constant)

### processNumeric

    public void processNumeric(antlr.collections.AST literal)

### determineDecimalRepresentation

    public String determineDecimalRepresentation(String text,
                                                 int type)

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