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Copy pathJava7ResourceManagement.java
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71 lines (57 loc) · 1.57 KB
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package com.java;
/*public class Java7ResourceManagement {
public static void main(String[] args) {
try (MyResource mr = new MyResource()) {
System.out.println("MyResource created in try-with-resources");
} catch (Exception e) {
e.printStackTrace();
}
System.out.println("Out of try-catch block.");
}
static class MyResource implements AutoCloseable{
@Override
public void close() throws Exception {
System.out.println("Closing MyResource");
}
}
}*/
public class Java7ResourceManagement {
public static void main(String[] args) throws Exception {
try {
tryWithResourceException();
} catch (Exception e) {
System.out.println(e.getMessage());
}
try {
normalTryException();
} catch (Exception e) {
System.out.println(e.getMessage());
}
}
private static void normalTryException() throws Exception {
MyResource mr = null;
try {
mr = new MyResource();
System.out.println("MyResource created in try block");
if (true)
throw new Exception("Exception in try");
} finally {
if (mr != null)
mr.close();
}
}
private static void tryWithResourceException() throws Exception {
try (MyResource mr = new MyResource()) {
System.out.println("MyResource created in try-with-resources");
if (true)
throw new Exception("Exception in try");
}
}
static class MyResource implements AutoCloseable {
@Override
public void close() throws Exception {
System.out.println("Closing MyResource");
throw new Exception("Exception in Closing");
}
}
}