1 files changed, 141 insertions, 0 deletions
diff --git a/sli/common/src/main/java/org/openecomp/sdnc/sli/SvcLogicBinaryExpression.java b/sli/common/src/main/java/org/openecomp/sdnc/sli/SvcLogicBinaryExpression.java
new file mode 100644
index 0000000..5c2626c
--- /dev/null
+++ b/sli/common/src/main/java/org/openecomp/sdnc/sli/SvcLogicBinaryExpression.java
@@ -0,0 +1,141 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : SDN-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights
+ *                         reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdnc.sli;
+
+import java.util.LinkedList;
+import java.util.List;
+
+public class SvcLogicBinaryExpression extends SvcLogicExpression {
+	
+
+	public enum OperatorType {
+		addOp("+"),
+		subOp("-"),
+		multOp("*"),
+		divOp("/"),
+		equalOp("=="),
+		ltOp("<"),
+		leOp("<="),
+		gtOp(">"),
+		geOp(">="),
+		neOp("!="),
+		andOp("and"),
+		orOp("or");
+		
+		private String text;
+		
+		private OperatorType(String text)
+		{
+			this.text = text;
+		}
+		
+		public String getText()
+		{
+			return(text);
+		}
+		
+		public static OperatorType fromString(String text)
+		{
+			if (text != null)
+			{
+				for (OperatorType t : OperatorType.values())
+				{
+					if (text.equalsIgnoreCase(t.getText())) {
+						
+						return(t);
+					}
+				}
+			}
+			return(null);
+		}
+		
+		public String toString()
+		{
+			return(text);
+		}
+	}
+	private List<OperatorType> operators;
+	
+	public List<OperatorType> getOperators() {
+		return operators;
+	}
+
+	public SvcLogicBinaryExpression()
+	{
+		operators = new LinkedList<OperatorType>();
+	}
+	
+	public void addOperator(String operator)
+	{
+		operators.add(OperatorType.fromString(operator));
+	}
+
+	
+	public String toString()
+	{
+		
+		List<SvcLogicExpression>operands = getOperands();
+		StringBuffer sbuff = new StringBuffer();
+
+		sbuff.append(operands.get(0).toString());
+		for (int i = 0 ; i < operators.size(); i++)
+		{
+			sbuff.append(" ");
+			sbuff.append(operators.get(i));
+			sbuff.append(" ");
+			sbuff.append(operands.get(i+1).toString());
+		}
+		
+		return(sbuff.toString());
+
+	}
+	
+	public String asParsedExpr()
+	{
+		
+		List<SvcLogicExpression>operands = getOperands();
+		StringBuffer sbuff = new StringBuffer();
+		StringBuffer closeParens = new StringBuffer();
+		int i = 0;
+		for (OperatorType operator : operators)
+		{
+			sbuff.append("(");
+			sbuff.append(operator.getText());
+			sbuff.append(" ");
+			sbuff.append(operands.get(i++).asParsedExpr());
+			closeParens.append(")");
+		}
+		sbuff.append(" ");
+		if (i < operands.size())
+		{
+			sbuff.append(operands.get(i).asParsedExpr());
+		}
+		else
+		{
+			sbuff.append("__MISSING_OPERAND__");
+		}
+		sbuff.append(closeParens.toString());
+		return(sbuff.toString());
+		
+	}
+
+}