Added Cobol structure generator tool

gutta-apievolution-tools/src/main/java/gutta/apievolution/tools/generator/CobolBenchmarkStructsGenerator.java

@@ -0,0 +1,95 @@
+package gutta.apievolution.tools.generator;
+
+import java.io.IOException;
+import java.io.OutputStreamWriter;
+import java.io.Writer;
+
+public class CobolBenchmarkStructsGenerator {
+
+	public static void main(String[] arguments) throws IOException {
+		String mode = arguments[0];
+		int numberOfElements = Integer.parseInt(arguments[1]);
+
+        try (Writer outputWriter = new OutputStreamWriter(System.out)) {
+            GeneratorMode generatorMode = createGeneratorMode(mode, outputWriter);
+            generatorMode.generateCode(numberOfElements);
+        }
+	}
+
+    private static GeneratorMode createGeneratorMode(String mode, Writer outputWriter) {
+        String normalizedMode = mode.toLowerCase();
+
+        switch (normalizedMode) {
+        case "structure":
+        	return new StructureGeneratorMode(outputWriter);
+
+        case "initializer":
+        	return new InitializationGeneratorMode(outputWriter);
+
+        default:
+            throw new IllegalArgumentException("Unsupported mode '" + mode + "'.");
+        }
+    }
+
+    private static class StructureGeneratorMode extends GeneratorMode {
+
+    	public StructureGeneratorMode(Writer outputWriter) {
+    		super(outputWriter);
+    	}
+
+		@Override
+		public void generateCode(int numberOfElements) {
+			this.writeLine("      * Test structure with " + numberOfElements + " elements"); 
+			this.writeLine("           05 '*-'TEST-STRUCT-" + numberOfElements + ".");
+
+			for (int elementIndex = 1; elementIndex <= numberOfElements; elementIndex++) {
+				this.writeLine("             10 '*-'INT-FIELD-" + elementIndex + "-FLAGS PIC 9 BINARY.");
+				this.writeLine("               88 VALUE-ABSENT VALUE 0.");
+				this.writeLine("               88 VALUE-PRESENT VALUE 1.");
+				this.writeLine("               88 VALUE-UNREPRESENTABLE VALUE 2.");
+				this.writeLine("             10 '*-'INT-FIELD-" + elementIndex + " PIC S9(9) BINARY.");
+				this.writeLine("");
+			}
+
+			for (int elementIndex = 1; elementIndex <= numberOfElements; elementIndex++) {
+				this.writeLine("             10 '*-'STRING-FIELD-" + elementIndex + "-FLAGS PIC 9 BINARY.");
+				this.writeLine("               88 VALUE-ABSENT VALUE 0.");
+				this.writeLine("               88 VALUE-PRESENT VALUE 1.");
+				this.writeLine("               88 VALUE-UNREPRESENTABLE VALUE 2.");
+				this.writeLine("             10 '*-'STRING-FIELD-" + elementIndex + " PIC X(10).");
+				this.writeLine("");
+			}
+		}    	
+    }
+
+    private static class InitializationGeneratorMode extends GeneratorMode {
+
+		public InitializationGeneratorMode(Writer outputWriter) {
+			super(outputWriter);
+		}
+
+		@Override
+		public void generateCode(int numberOfElements) {
+			for (int elementIndex = 1; elementIndex <= numberOfElements; elementIndex++) {
+				String currentFieldName = "C" + numberOfElements + "-INT-FIELD-" + elementIndex;
+
+				this.writeLine("           SET VALUE-PRESENT IN " + currentFieldName + "-FLAGS");
+				this.writeLine("            TO TRUE");
+				this.writeLine("           MOVE " + elementIndex);
+				this.writeLine("             TO " + currentFieldName);
+			}
+
+			this.writeLine("");
+
+			for (int elementIndex = 1; elementIndex <= numberOfElements; elementIndex++) {
+				String currentFieldName = "C" + numberOfElements + "-STRING-FIELD-" + elementIndex;
+
+				this.writeLine("           SET VALUE-PRESENT IN " + currentFieldName + "-FLAGS");
+				this.writeLine("            TO TRUE");
+				this.writeLine("           MOVE '" + elementIndex + "'");
+				this.writeLine("             TO " + currentFieldName);
+			}
+		}    	
+    }
+
+}

gutta-apievolution-tools/src/main/java/gutta/apievolution/tools/generator/GeneratorMode.java

@@ -0,0 +1,28 @@
+package gutta.apievolution.tools.generator;
+
+import java.io.IOException;
+import java.io.Writer;
+
+abstract class GeneratorMode {
+
+    protected final Writer outputWriter;
+
+    protected GeneratorMode(Writer outputWriter) {
+        this.outputWriter = outputWriter;
+    }
+
+    protected void write(String output) {
+        try {
+            this.outputWriter.write(output);
+        } catch (IOException e) {
+            throw new RuntimeException("Error writing output line.", e);
+        }
+    }
+
+    protected void writeLine(String line) {
+        this.write(line + "\n");
+    }
+
+    public abstract void generateCode(int numberOfElements);
+
+}

gutta-apievolution-tools/src/main/java/gutta/apievolution/tools/generator/TestStructureGenerator.java

@@ -1,4 +1,4 @@
-package gutta.apievolution.jmh.util;
+package gutta.apievolution.tools.generator;
 
 import java.io.IOException;
 import java.io.OutputStreamWriter;
@@ -40,30 +40,6 @@ private static GeneratorMode createGeneratorMode(String mode, Writer outputWrite
         }
     }
 
-    private static abstract class GeneratorMode {
-
-        protected final Writer outputWriter;
-
-        protected GeneratorMode(Writer outputWriter) {
-            this.outputWriter = outputWriter;
-        }
-
-        protected void write(String output) {
-            try {
-                this.outputWriter.write(output);
-            } catch (IOException e) {
-                throw new RuntimeException("Error writing output line.", e);
-            }
-        }
-
-        protected void writeLine(String line) {
-            this.write(line + "\n");
-        }
-
-        public abstract void generateCode(int numberOfElements);
-
-    }
-
     private static class RecordGeneratorMode extends GeneratorMode {
 
         public RecordGeneratorMode(Writer outputWriter) {