Java enum: EnumMap and Ant status : Enum « Language Basics « Java

Java enum: EnumMap and Ant status

Java enum: EnumMap and Ant status

License for Java 1.5 'Tiger': A Developer's Notebook
     (O'Reilly) example package

Java 1.5 'Tiger': A Developer's Notebook (O'Reilly) 
by Brett McLaughlin and David Flanagan.
ISBN: 0-596-00738-8

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please include a reference to where it comes from if you use it in
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damages arising in any way out of the use of this software.

import java.util.EnumMap;

enum AntStatus {
public class AntStatusTester {

  public AntStatusTester() { }

  public void testEnumMap(PrintStream out) throws IOException {
    // Create a map with the key and a String message
    EnumMap<AntStatus, String> antMessages =
      new EnumMap<AntStatus, String>(AntStatus.class);

    // Initialize the map
    antMessages.put(AntStatus.INITIALIZING, "Initializing Ant...");
    antMessages.put(AntStatus.COMPILING,    "Compiling Java classes...");
    antMessages.put(AntStatus.COPYING,      "Copying files...");
    antMessages.put(AntStatus.JARRING,      "JARring up files...");
    antMessages.put(AntStatus.ZIPPING,      "ZIPping up files...");
    antMessages.put(AntStatus.DONE,         "Build complete.");
    antMessages.put(AntStatus.ERROR,        "Error occurred.");

    // Iterate and print messages
    for (AntStatus status : AntStatus.values() ) {
      out.println("For status " + status + ", message is: " +

  public static void main(String[] args) {
    try {
      AntStatusTester tester = new AntStatusTester();

    } catch (IOException e) {


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