org.apache.cayenne.exp.parser.IgnoreCaseNode Maven / Gradle / Ivy
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package org.apache.cayenne.exp.parser;
import java.io.PrintWriter;
import org.apache.cayenne.exp.ExpressionException;
/**
* Common node for likeIgnoreCase and notLikeIgnoreCase
*/
abstract class IgnoreCaseNode extends PatternMatchNode {
IgnoreCaseNode(int i, boolean ignoringCase) {
super(i, ignoringCase);
}
IgnoreCaseNode(int i, boolean ignoringCase, char escapeChar) {
super(i, ignoringCase, escapeChar);
}
@Override
protected void encodeChildrenAsEJBQL(PrintWriter pw, String rootId) {
//with like, first expression is always path, second is a literal, which must be uppercased
pw.print("upper(");
((SimpleNode) children[0]).encodeAsEJBQL(pw, rootId);
pw.print(") ");
pw.print(getEJBQLExpressionOperator(0));
pw.print(" ");
Object literal = ((ASTScalar) children[1]).getValue();
if (!(literal instanceof String)) {
throw new ExpressionException("Literal value should be a string");
}
SimpleNode.encodeScalarAsString(pw, ((String) literal).toUpperCase(), '\'');
}
}