X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.spreadsheet%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fsolver%2Fformula%2Fparser%2Fast%2FAstRelation.java;fp=bundles%2Forg.simantics.spreadsheet%2Fsrc%2Forg%2Fsimantics%2Fspreadsheet%2Fsolver%2Fformula%2Fparser%2Fast%2FAstRelation.java;h=2c525fb437e6107944b2504aa2bfc4ee24a26971;hb=c07a3818f0024e932a27eb85cbfd3f2291475a65;hp=0000000000000000000000000000000000000000;hpb=6c99e980d250fb9201aba93be7dcb1f55564dccd;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/parser/ast/AstRelation.java b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/parser/ast/AstRelation.java
new file mode 100644
index 000000000..2c525fb43
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/parser/ast/AstRelation.java
@@ -0,0 +1,39 @@
+/*******************************************************************************
+ *  Copyright (c) 2010 Association for Decentralized Information Management in
+ *  Industry THTH ry.
+ *  All rights reserved. This program and the accompanying materials
+ *  are made available under the terms of the Eclipse Public License v1.0
+ *  which accompanies this distribution, and is available at
+ *  http://www.eclipse.org/legal/epl-v10.html
+ *
+ *  Contributors:
+ *      VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+package org.simantics.spreadsheet.solver.formula.parser.ast;
+
+public class AstRelation implements AstValue {
+
+	public AstValue left;
+	public String op;
+	public AstValue right;
+
+	public AstRelation(AstValue left) {
+		this.left = left;
+	}
+	
+	public void setRight(String op, AstValue right) {
+		this.op = op.trim();
+		this.right = right;
+	}
+	
+	@Override
+	public <T> T accept(AstValueVisitor<T> v) {
+		return v.visit(this);
+	}
+
+	public AstValue simplify() {
+		if(right == null) return left;
+		else return this;
+	}
+	
+}