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Use Charmatcher to check for illegal characters in identifiers

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This commit is contained in:
Ruben Dijkstra 2014-09-28 00:15:42 +02:00
parent 635cb3691d
commit 04f833c25a
1 changed files with 9 additions and 11 deletions
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20
querydsl-sql/src/main/java/com/mysema/query/sql/SQLTemplates.java
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@ -13,12 +13,13 @@
*/
package com.mysema.query.sql;
import static com.google.common.base.CharMatcher.inRange;
import java.lang.reflect.Field;
import java.sql.Types;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.*;
import com.google.common.base.CharMatcher;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.mysema.commons.lang.Pair;
@ -42,6 +43,10 @@ public class SQLTemplates extends Templates {
public static final SQLTemplates DEFAULT = new SQLTemplates("\"",'\\',false);
private static final CharMatcher NON_UNDERSCORE_ALPHA_NUMERIC =
CharMatcher.is('_').or(inRange('a', 'z').or(inRange('A', 'Z'))).or(inRange('0', '9'))
.negate().precomputed();
public abstract static class Builder {
protected boolean printSchema, quote, newLineToSingleSpace;
@ -727,14 +732,7 @@ public class SQLTemplates extends Templates {
}
protected boolean requiresQuotes(final String identifier) {
for (int i = 0; i < identifier.length(); i++) {
final char ch = identifier.charAt(i);
//0-9,a-z,A-Z_
if (ch < '0' || (ch > '9' && ch < 'A') || (ch > 'Z' && ch < '_') || ch > 'z') {
return true;
}
}
return false;
return NON_UNDERSCORE_ALPHA_NUMERIC.matchesAnyOf(identifier);
}
/**