Added Lab2-1 and Lab5-1 Solution

Getting start for M5

lab2-1/lab2-1-lib/.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

lab2-1/lab2-1-lib/.project

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Lab2-1-Lib</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

lab2-1/lab2-1-lib/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,11 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.7

lab2-1/lab2-1-lib/src/edu/roshulman/csse374/editor/TextEditor.java

@@ -0,0 +1,116 @@
+package edu.roshulman.csse374.editor;
+
+import java.awt.BorderLayout;
+import java.awt.Dimension;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.JScrollPane;
+import javax.swing.JTextArea;
+
+/**
+ * <p>
+ * The awesomest text editor ever developed in the 
+ * awesomest language ever created by humans!
+ * </p>
+ * 
+ * <p>
+ * It reads the text from the supplied {@link InputStream} and writes the text to
+ * the supplied {@link OutputStream} when a user closes the application.
+ * </p>
+ * 
+ * @author Chandan R. Rupakheti ([email protected])
+ */
+public class TextEditor {
+	private JFrame frame;
+
+	private JScrollPane scrollPane;
+	private JTextArea textArea;
+	private JLabel label;
+
+	private InputStream in;
+	private OutputStream out;
+	private String text;
+
+
+	/**
+	 * Create the text editor object with the supplied parameters.
+	 * 
+	 * @param in Take in an {@link InputStream} to read the input file from.
+	 * @param out Write the final text to the supplied {@link OutputStream} 
+	 * when the user closes the application.
+	 */
+	public TextEditor(InputStream in, OutputStream out) {
+		this.in = in;
+		this.out = out;
+
+		this.text = "";
+		try {
+			StringBuffer buffer = new StringBuffer();
+			int input = 0;
+			while((input = in.read()) != -1) {
+				buffer.append((char)input);
+			}
+			in.close();
+			text = buffer.toString();
+		}
+		catch(Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	protected void createAndShowGUI() {
+		frame = new JFrame("Awesomest Text Viewer");
+
+		textArea = new JTextArea(text,20, 60);
+		textArea.setPreferredSize(new Dimension(800, 600));	
+		textArea.setLineWrap(true);
+		scrollPane = new JScrollPane(textArea);
+		scrollPane.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);
+
+		// Add the scroll pane to the center of the window
+		frame.add(scrollPane, BorderLayout.CENTER);
+
+		// Add the label as status
+		label = new JLabel("Ready");
+		frame.add(label, BorderLayout.SOUTH);
+
+		frame.addWindowListener(new WindowAdapter() {
+
+			@Override
+			public void windowClosing(WindowEvent e) {
+				super.windowClosing(e);
+
+				try {
+					for(char c: textArea.getText().toCharArray()) {
+						out.write(c);
+					}
+					out.close();
+				} catch (IOException e1) {
+					e1.printStackTrace();
+				}
+			}
+		});
+
+		frame.pack();
+		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		frame.setVisible(true);
+	}
+
+	public void execute() throws Exception {
+        //Schedule a job for the event-dispatching thread:
+        //creating and showing this application's GUI.
+		javax.swing.SwingUtilities.invokeLater(new Runnable() {
+            public void run() {
+            	// Basically, shows up the GUI.
+            	createAndShowGUI();
+            }
+        });
+	}
+
+}

lab2-1/lab2-1-lib/src/headfirst/decorator/io/InputTest.java

@@ -0,0 +1,24 @@
+package headfirst.decorator.io;
+
+import java.io.*;
+
+public class InputTest {
+	public static void main(String[] args) throws IOException {
+		int c;
+
+		try {
+			InputStream in = 
+				new LowerCaseInputStream(
+					new BufferedInputStream(
+						new FileInputStream("./input_output/in.txt")));
+
+			while((c = in.read()) >= 0) {
+				System.out.print((char)c);
+			}
+
+			in.close();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+}

lab2-1/lab2-1-lib/src/headfirst/decorator/io/LowerCaseInputStream.java

@@ -0,0 +1,23 @@
+package headfirst.decorator.io;
+
+import java.io.*;
+
+public class LowerCaseInputStream extends FilterInputStream {
+
+	public LowerCaseInputStream(InputStream in) {
+		super(in);
+	}
+
+	public int read() throws IOException {
+		int c = super.read();
+		return (c == -1 ? c : Character.toLowerCase((char)c));
+	}
+
+	public int read(byte[] b, int offset, int len) throws IOException {
+		int result = super.read(b, offset, len);
+		for (int i = offset; i < offset+result; i++) {
+			b[i] = (byte)Character.toLowerCase((char)b[i]);
+		}
+		return result;
+	}
+}

lab2-1/lab2-1-solution/.classpath

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/>
+	<classpathentry kind="src" path="test"/>
+	<classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/4"/>
+	<classpathentry combineaccessrules="false" kind="src" path="/Lab2-1-Lib"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

lab2-1/lab2-1-solution/.project

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>Lab2-1-Solution</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

lab2-1/lab2-1-solution/.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,11 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.7
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.7