X-Git-Url: http://jsfdemo.indexdata.com/?a=blobdiff_plain;f=src%2Forg%2Fz3950%2Fzing%2Fcql%2FCQLBooleanNode.java;h=794e2ace6b5ec46ddb46919be9ea5cf3c90b78d1;hb=f3c88fe15ee06a671407a0368e449db991526802;hp=56fdde2564de9b2140e2edf52e6a98e29f72c0c4;hpb=f744abfa23a7e569a156e4686e0e8e3cec242652;p=cql-java-moved-to-github.git

diff --git a/src/org/z3950/zing/cql/CQLBooleanNode.java b/src/org/z3950/zing/cql/CQLBooleanNode.java
index 56fdde2..794e2ac 100644
--- a/src/org/z3950/zing/cql/CQLBooleanNode.java
+++ b/src/org/z3950/zing/cql/CQLBooleanNode.java
@@ -1,4 +1,4 @@
-// $Id: CQLBooleanNode.java,v 1.9 2002-11-20 01:15:14 mike Exp $
+// $Id: CQLBooleanNode.java,v 1.14 2007-06-06 12:22:01 mike Exp $
 
 package org.z3950.zing.cql;
 import java.util.Properties;
@@ -8,7 +8,7 @@ import java.util.Vector;
 /**
  * Represents a boolean node in a CQL parse-tree.
  *
- * @version	$Id: CQLBooleanNode.java,v 1.9 2002-11-20 01:15:14 mike Exp $
+ * @version	$Id: CQLBooleanNode.java,v 1.14 2007-06-06 12:22:01 mike Exp $
  */
 public abstract class CQLBooleanNode extends CQLNode {
     CQLBooleanNode() {}		// prevent javadoc from documenting this
@@ -24,20 +24,21 @@ public abstract class CQLBooleanNode extends CQLNode {
     public CQLNode right;
 
     public String toXCQL(int level, Vector prefixes) {
+	// ### Should this use CQLNode.toXCQL(level+2, prefixes)?
 	return (indent(level) + "<triple>\n" +
 		renderPrefixes(level+1, prefixes) +
-		opXQL(level+1) +
+		opXCQL(level+1) +
 		indent(level+1) + "<leftOperand>\n" +
-		left.toXCQL(level+2, new Vector()) +
+		left.toXCQL(level+2) +
 		indent(level+1) + "</leftOperand>\n" +
 		indent(level+1) + "<rightOperand>\n" +
-		right.toXCQL(level+2, new Vector()) +
+		right.toXCQL(level+2) +
 		indent(level+1) + "</rightOperand>\n" +
 		indent(level) + "</triple>\n");
     }
 
     // Represents the boolean operation itself: overridden for CQLProxNode
-    String opXQL(int level) {
+    String opXCQL(int level) {
 	return(indent(level) + "<boolean>\n" +
 	       indent(level+1) + "<value>" + op() + "</value>\n" +
 	       indent(level) + "</boolean>\n");
@@ -58,4 +59,29 @@ public abstract class CQLBooleanNode extends CQLNode {
     String opPQF() { return op(); }
 
     abstract String op();
+
+    public byte[] toType1BER(Properties config) throws PQFTranslationException {
+        System.out.println("in CQLBooleanNode.toType1BER(): PQF=" +
+			   toPQF(config));
+        byte[] rpn1 = left.toType1BER(config);
+        byte[] rpn2 = right.toType1BER(config);
+        byte[] op = opType1();
+        byte[] rpnStructure = new byte[rpn1.length+rpn2.length+op.length+4];
+        
+	// rpnRpnOp
+        int offset = putTag(CONTEXT, 1, CONSTRUCTED, rpnStructure, 0);
+
+        rpnStructure[offset++] = (byte)(0x80&0xff); // indefinite length
+        System.arraycopy(rpn1, 0, rpnStructure, offset, rpn1.length);
+        offset += rpn1.length;
+        System.arraycopy(rpn2, 0, rpnStructure, offset, rpn2.length);
+        offset += rpn2.length;
+        System.arraycopy(op, 0, rpnStructure, offset, op.length);
+        offset += op.length;
+        rpnStructure[offset++] = 0x00; // end rpnRpnOp
+        rpnStructure[offset++] = 0x00;
+        return rpnStructure;
+    }
+
+    abstract byte[] opType1();
 }