Refactor Exception handling

Author: axkr

symja-parser/src/main/java/org/matheclipse/parser/client/eval/ComplexEvalVisitor.java

@@ -45,7 +45,7 @@
 import org.matheclipse.parser.client.eval.api.function.PlusFunction;
 import org.matheclipse.parser.client.eval.api.function.SetFunction;
 import org.matheclipse.parser.client.eval.api.function.TimesFunction;
-import org.matheclipse.parser.client.math.MathException;
+import org.matheclipse.parser.client.math.ArithmeticMathException;
 
 /**
  * Abstract AST visitor with empty default method implementation.
@@ -323,7 +323,7 @@ public Complex visit(SymbolNode node) {
 		if (c != null) {
 			return c;
 		}
-		throw new MathException("ComplexEvalVisitor#visit(SymbolNode) not possible for: " + node.toString());
+		throw new ArithmeticMathException("ComplexEvalVisitor#visit(SymbolNode) not possible for: " + node.toString());
 	}
 
 	/**
@@ -431,7 +431,7 @@ public ASTNode optimizeFunction(final FunctionNode functionNode) {
 			if (complexOnly) {
 				try {
 					return new ComplexNode(visit(functionNode));
-				} catch (Exception e) {
+				} catch (RuntimeException e) {
 
 				}
 			}

symja-parser/src/main/java/org/matheclipse/parser/client/eval/DoubleEvaluator.java

@@ -867,7 +867,7 @@ public ASTNode optimizeFunction(final FunctionNode functionNode) {
 			if (doubleOnly) {
 				try {
 					return new DoubleNode(evaluateFunction(functionNode));
-				} catch (Exception e) {
+				} catch (RuntimeException e) {
 
 				}
 			}

symja-parser/src/main/java/org/matheclipse/parser/client/eval/api/AbstractASTVisitor.java

@@ -32,7 +32,6 @@
 import org.matheclipse.parser.client.eval.ComplexNode;
 import org.matheclipse.parser.client.eval.DoubleNode;
 import org.matheclipse.parser.client.math.ArithmeticMathException;
-import org.matheclipse.parser.client.math.MathException;
 
 /**
  * Abstract AST visitor with empty default method implementations.
@@ -225,7 +224,7 @@ public T visit(FunctionNode functionNode) {
 				}
 			}
 		}
-		throw new MathException(
+		throw new ArithmeticMathException(
 				"AbstractASTVisitor#evaluateFunction(FunctionNode) not possible for: " + functionNode.toString());
 
 	}
@@ -256,7 +255,7 @@ public T visit(SymbolNode node) {
 		if (c != null) {
 			return c;
 		}
-		throw new MathException("ComplexEvalVisitor#visit(SymbolNode) not possible for: " + node.toString());
+		throw new ArithmeticMathException("ComplexEvalVisitor#visit(SymbolNode) not possible for: " + node.toString());
 
 	}
 }

symja-parser/src/main/java/org/matheclipse/parser/client/eval/bigfraction/BigFractionEvalVisitor.java

@@ -922,7 +922,7 @@ public ASTNode optimizeFunction(final FunctionNode functionNode) {
 		// if (dfpOnly) {
 		// try {
 		// return new BigFractionNode(evaluateFunction(functionNode));
-		// } catch (Exception e) {
+		// } catch (RuntimeException e) {
 		//
 		// }
 		// }

symja-parser/src/main/java/org/matheclipse/parser/client/eval/dfp/DfpEvalVisitor.java

@@ -56,7 +56,6 @@
 import org.matheclipse.parser.client.eval.api.function.SetFunction;
 import org.matheclipse.parser.client.eval.api.function.TimesFunction;
 import org.matheclipse.parser.client.math.ArithmeticMathException;
-import org.matheclipse.parser.client.math.MathException;
 import org.matheclipse.parser.client.operator.ASTNodeFactory;
 
 /**
@@ -1001,7 +1000,7 @@ public ASTNode optimizeFunction(final FunctionNode functionNode) {
 			if (dfpOnly) {
 				try {
 					return new DfpNode(evaluateFunction(functionNode));
-				} catch (Exception e) {
+				} catch (RuntimeException e) {
 
 				}
 			}
@@ -1089,17 +1088,4 @@ public Dfp visit(StringNode node) {
 		return null;
 	}
 
-	// @Override
-	// public Dfp visit(SymbolNode node) {
-	// FieldElementVariable<Dfp> v = fVariableMap.get(node.toString());
-	// if (v != null) {
-	// return v.getValue();
-	// }
-	// Dfp c = SYMBOL_DFP_MAP.get(node.toString());
-	// if (c != null) {
-	// return c;
-	// }
-	// throw new MathException("ComplexEvalVisitor#visit(SymbolNode) not
-	// possible for: " + node.toString());
-	// }
 }

symja-parser/src/main/java/org/matheclipse/parser/client/math/ArithmeticMathException.java

@@ -1,12 +1,29 @@
 package org.matheclipse.parser.client.math;
 
-public class ArithmeticMathException extends MathException {
+import org.apache.commons.math3.exception.MathRuntimeException;
+import org.apache.commons.math3.exception.util.LocalizedFormats;
+
+public class ArithmeticMathException extends MathRuntimeException {
+
 	/**
 	 * 
 	 */
-	private static final long serialVersionUID = -7859219482948928259L;
+	private static final long serialVersionUID = -9048053527631483568L;
+
+	final String fMessage;
 
 	public ArithmeticMathException(String message) {
-		super(message);
+		super(LocalizedFormats.ILLEGAL_STATE);
+		fMessage = message;
+	}
+
+	@Override
+	public String getLocalizedMessage() {
+		return fMessage;
+	}
+
+	@Override
+	public String getMessage() {
+		return fMessage;
 	}
 }

symja-parser/src/main/java/org/matheclipse/parser/client/math/MathException.java

@@ -190,7 +190,7 @@ public String interpreter(final String strEval) {
 		} catch (MathRuntimeException e) {
 			System.err.println();
 			System.err.println(e.getMessage());
-		} catch (Exception e) {
+		} catch (RuntimeException e) {
 			e.printStackTrace();
 		}
 		return "";