mostly doc and minor cleanup work

Author: eugenp

core-java-8/README.md

@@ -1,6 +1,6 @@
 =========
 
-## Core Java Cookbooks and Examples
+## Core Java 8 Cookbooks and Examples
 
 ### Relevant Articles: 
-// - [Jackson Ignore Properties on Marshalling](http://www.baeldung.com/jackson-ignore-properties-on-serialization)
+// - [Java 8 – Powerful Comparison with Lambdas](http://www.baeldung.com/java-8-sort-lambda)

core-java/README.md

@@ -3,4 +3,5 @@
 ## Core Java Cookbooks and Examples
 
 ### Relevant Articles: 
-// - [Jackson Ignore Properties on Marshalling](http://www.baeldung.com/jackson-ignore-properties-on-serialization)
+- [Immutable ArrayList in Java](http://www.baeldung.com/java-immutable-list)
+- [Java - Reading a Large File Efficiently](http://www.baeldung.com/java-read-lines-large-file)

core-java/pom.xml

@@ -22,6 +22,12 @@
             <version>4.0</version>
         </dependency>
 
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>2.4</version>
+        </dependency>
+
         <!-- web -->
 
         <!-- marshalling -->
@@ -32,6 +38,31 @@
             <version>${jackson.version}</version>
         </dependency>
 
+        <!-- logging -->
+
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>slf4j-api</artifactId>
+            <version>${org.slf4j.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>ch.qos.logback</groupId>
+            <artifactId>logback-classic</artifactId>
+            <version>${logback.version}</version>
+            <!-- <scope>runtime</scope> -->
+        </dependency>
+        <dependency>
+            <groupId>org.slf4j</groupId>
+            <artifactId>jcl-over-slf4j</artifactId>
+            <version>${org.slf4j.version}</version>
+            <!-- <scope>runtime</scope> --> <!-- some spring dependencies need to compile against jcl -->
+        </dependency>
+        <dependency> <!-- needed to bridge to slf4j for projects that use the log4j APIs directly -->
+            <groupId>org.slf4j</groupId>
+            <artifactId>log4j-over-slf4j</artifactId>
+            <version>${org.slf4j.version}</version>
+        </dependency>
+
         <!-- test scoped -->
 
         <dependency>
@@ -101,7 +132,7 @@
 
         <!-- persistence -->
         <hibernate.version>4.3.0.Final</hibernate.version>
-        <mysql-connector-java.version>5.1.27</mysql-connector-java.version>
+        <mysql-connector-java.version>5.1.28</mysql-connector-java.version>
 
         <!-- marshalling -->
         <jackson.version>2.3.0</jackson.version>

core-java/src/test/java/org/baeldung/java/CoreJavaIoUnitTest.java

@@ -1,14 +1,82 @@
 package org.baeldung.java;
 
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.Scanner;
+
+import org.apache.commons.io.FileUtils;
 import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.google.common.base.Charsets;
+import com.google.common.io.Files;
 
 public class CoreJavaIoUnitTest {
+    protected final Logger logger = LoggerFactory.getLogger(getClass());
 
     // tests -
 
     @Test
-    public final void whenIteratingAFile_thenCorrect() {
-        //
+    public final void givenUsingGuava_whenIteratingAFile_thenCorrect() throws IOException {
+        final String path = "G:\\full\\train\\input\\" + "trainDataNegative.csv";
+        // final String path = "G:\\full\\train\\input\\" + "trainDataPositive.csv";
+
+        logMemory();
+        Files.readLines(new File(path), Charsets.UTF_8);
+        logMemory();
+    }
+
+    @Test
+    public final void givenUsingCommonsIo_whenIteratingAFile_thenCorrect() throws IOException {
+        final String path = "G:\\full\\train\\input\\" + "trainDataNegative.csv";
+        // final String path = "G:\\full\\train\\input\\" + "trainDataPositive.csv";
+
+        logMemory();
+        FileUtils.readLines(new File(path));
+        logMemory();
+    }
+
+    @Test
+    public final void whenStreamingThroughAFile_thenCorrect() throws IOException {
+        final String path = "G:\\full\\train\\input\\" + "trainDataNegative.csv";
+        // final String path = "G:\\full\\train\\input\\" + "trainDataPositive.csv";
+
+        logMemory();
+
+        FileInputStream inputStream = null;
+        Scanner sc = null;
+        try {
+            inputStream = new FileInputStream(path);
+            sc = new Scanner(inputStream, "UTF-8");
+            while (sc.hasNextLine()) {
+                final String line = sc.nextLine();
+                // System.out.println(line);
+            }
+            // note that Scanner suppresses exceptions
+            if (sc.ioException() != null) {
+                throw sc.ioException();
+            }
+        } finally {
+            if (inputStream != null) {
+                inputStream.close();
+            }
+            if (sc != null) {
+                sc.close();
+            }
+        }
+
+        logMemory();
+    }
+
+    //
+
+    private final void logMemory() {
+        logger.info("Max Memory: {} Mb", Runtime.getRuntime().maxMemory() / 1048576);
+        logger.info("Total Memory: {} Mb", Runtime.getRuntime().totalMemory() / 1048576);
+        logger.info("Free Memory: {} Mb", Runtime.getRuntime().freeMemory() / 1048576);
     }
 
 }
+//

httpclient/README.md

@@ -4,4 +4,10 @@
 
 
 ### Relevant Articles: 
+
+- [HttpClient 4 – Send Custom Cookie](http://www.baeldung.com/httpclient-4-cookies)
+- [HttpClient 4 – Get the Status Code](http://www.baeldung.com/httpclient-status-code)
+- [HttpClient 4 – Cancel / Abort Request](http://www.baeldung.com/httpclient-cancel-request)
 - [HttpClient 4 Cookbook](http://www.baeldung.com/httpclient4)
+- [Unshorten URLs with HttpClient](http://www.baeldung.com/unshorten-url-httpclient)
+- [HttpClient with SSL](http://www.baeldung.com/httpclient-ssl)