Add out directory

Java Collections/src/ArrayListExamples.java

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+import common.Product;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ArrayListExamples {
+    public static void main(String[] args) {
+        Product door = new Product("Wooden Door", 35);
+        Product floorPanel = new Product("Floor Panel", 25);
+        Product window = new Product("Glass Window", 10);
+
+        List<Product> streamProducts = new ArrayList<>();
+        streamProducts.add(door);
+        streamProducts.add(floorPanel);
+
+        System.out.println(streamProducts);
+
+        // Lists auto-resize, with add method
+        streamProducts.add(window);
+
+        System.out.println(streamProducts);
+
+        // We can query for size
+        System.out.println(streamProducts.size());
+
+        // Lists have order, we retrieve elements by index
+        for (int i = 0; i < streamProducts.size(); i++) {
+            // Generic get method
+            Product streamProduct = streamProducts.get(i);
+            System.out.println(streamProduct);
+        }
+
+        // can loop over them with a for loop
+        for (Product streamProduct : streamProducts) {
+            System.out.println(streamProduct);
+        }
+
+        // Can still add duplicates though
+        streamProducts.add(window);
+    }
+}

Java Collections/src/CollectionConcepts.java

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+import common.Product;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+
+public class CollectionConcepts {
+    public static void main(String[] args) {
+        Product door = new Product("Wooden Door", 35);
+        Product floorPanel = new Product("Floor Panel", 25);
+        Product window = new Product("Glass Window", 10);
+
+        Collection<Product> streamProducts = new ArrayList<>();
+        streamProducts.add(door);
+        streamProducts.add(floorPanel);
+        streamProducts.add(window);
+
+        // Iterating with foreach
+        for (Product streamProduct : streamProducts) {
+            System.out.println(streamProduct);
+        }
+
+        // Broken removal using foreach
+        /*
+         * for (Product product : products) { if (product.getWeight() > 20) {
+         * System.out.println(product); } else { products.remove(product); } }
+         */
+
+        // Refactor to use iterator to remove products.
+        Iterator<Product> iterator = streamProducts.iterator();
+        while (iterator.hasNext()) {
+            final Product streamProduct = iterator.next();
+            if (streamProduct.getWeight() > 20) {
+                iterator.remove();
+            }
+        }
+        System.out.println(streamProducts);
+
+        // 4. other methods
+        System.out.println(streamProducts.size());
+        System.out.println(streamProducts.isEmpty());
+        System.out.println(streamProducts.contains(floorPanel));
+        streamProducts.remove(floorPanel);
+        System.out.println(streamProducts.contains(floorPanel));
+
+        // 5. removeAll
+        List<Product> toRemove = new ArrayList<>();
+        toRemove.add(door);
+        toRemove.add(floorPanel);
+
+        streamProducts.removeAll(toRemove);
+        System.out.println(streamProducts);
+    }
+}

Java Collections/src/Java8Enhancements.java

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+import common.Java8Product;
+import common.ProductFixtures;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class Java8Enhancements {
+    public static void main(String[] args) {
+        final Java8Product defaultProduct = new Java8Product(-1, "Whatever the customer wants", 100);
+
+        final Map<Integer, Java8Product> idToProduct = new HashMap<>();
+        idToProduct.put(1, ProductFixtures.door);
+        idToProduct.put(2, ProductFixtures.floorPanel);
+        idToProduct.put(3, ProductFixtures.window);
+
+        Java8Product result = idToProduct.getOrDefault(10, defaultProduct);
+        System.out.println(result);
+        System.out.println(idToProduct.get(10));
+        System.out.println();
+
+        result = idToProduct.computeIfAbsent(10, (id) -> new Java8Product(id, "Custom Java8Product", 10));
+        System.out.println(result);
+        System.out.println(idToProduct.get(10));
+        System.out.println();
+
+        result = idToProduct.replace(1, new Java8Product(1, "Big Door", 50));
+        System.out.println(result);
+        System.out.println(idToProduct.get(1));
+        System.out.println();
+
+        idToProduct.replaceAll((key, oldProduct) -> new Java8Product(oldProduct.getId(), oldProduct.getName(),
+                oldProduct.getWeight() + 10));
+        System.out.println(idToProduct);
+        System.out.println();
+
+        idToProduct.forEach((key, value) -> System.out.println(key + " -> " + value));
+    }
+}

Java Collections/src/common/Java8Product.java

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+package common;
+
+import java.util.Comparator;
+import java.util.Objects;
+
+import static java.util.Comparator.comparing;
+
+public class Java8Product {
+
+    public static final Comparator<Java8Product> BY_NAME = comparing(Java8Product::getName);
+
+    public static final Comparator<Java8Product> BY_WEIGHT = comparing(Java8Product::getWeight);
+
+    private final int id;
+    private final String name;
+    private final int weight;
+
+    public Java8Product(final int id, final String name, final int weight) {
+        this.id = id;
+        this.name = name;
+        this.weight = weight;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getWeight() {
+        return weight;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public String toString() {
+        return "Product{" + "id=" + id + ", name='" + name + '\'' + ", weight=" + weight + '}';
+    }
+
+    public boolean equals(final Object o) {
+        if (!(o instanceof Java8Product))
+            return false;
+
+        final Java8Product product = (Java8Product) o;
+
+        return Objects.equals(id, product.id) && Objects.equals(weight, product.weight)
+                && Objects.equals(name, product.name);
+    }
+
+    public int hashCode() {
+        return Objects.hash(id, name, weight);
+    }
+}

Java Collections/src/common/Product.java

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+package common;
+
+import java.util.Comparator;
+
+public class Product {
+    private final String name;
+    private final int weight;
+
+    public Product(String name, int weight) {
+        this.name = name;
+        this.weight = weight;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public int getWeight() {
+        return weight;
+    }
+
+    @Override
+    public String toString() {
+        return "Product{" + "name='" + name + '\'' + ", weight=" + weight + '}';
+    }
+
+    public static final Comparator<Product> BY_WEIGHT = Comparator.comparingInt(Product::getWeight);
+}

Java Collections/src/common/ProductFixtures.java

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+package common;
+
+public class ProductFixtures {
+    public static Java8Product door = new Java8Product(1, "Wooden Door", 35);
+    public static Java8Product floorPanel = new Java8Product(2, "Floor Panel", 25);
+    public static Java8Product window = new Java8Product(3, "Glass Window", 10);
+}

Java Collections/src/common/Supplier.java

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+package common;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Supplier {
+    private final String name;
+    private final List<Product> products = new ArrayList<>();
+
+    public Supplier(String name) {
+        this.name = name;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public List<Product> getProducts() {
+        return products;
+    }
+
+    @Override
+    public String toString() {
+        return "Supplier{" + "name='" + name + '\'' + ", products=" + products + '}';
+    }
+}

Java Streams/Java Streams.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Personal/Anagram/.idea/.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/../../../../../../../../:\Users\sgoud\JavaProjects\Learning-Java\Personal\Anagram\.idea/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

Personal/Anagram/.idea/aws.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="accountSettings">
+    <option name="activeRegion" value="us-east-1" />
+    <option name="recentlyUsedRegions">
+      <list>
+        <option value="us-east-1" />
+      </list>
+    </option>
+  </component>
+</project>

Personal/Anagram/.idea/discord.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="DiscordProjectSettings">
+    <option name="show" value="PROJECT_FILES" />
+  </component>
+</project>

Personal/Anagram/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_15" project-jdk-name="15" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

Personal/Anagram/.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/Anagram.iml" filepath="$PROJECT_DIR$/Anagram.iml" />
+    </modules>
+  </component>
+</project>

Personal/Anagram/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/../.." vcs="Git" />
+  </component>
+</project>

Personal/Anagram/Anagram.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Personal/Anagram/out/production/Anagram/.idea/.gitignore

@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Datasource local storage ignored files
+/../../../../../../../../:\Users\sgoud\JavaProjects\Learning-Java\Personal\Anagram\.idea/dataSources/
+/dataSources.local.xml
+# Editor-based HTTP Client requests
+/httpRequests/

Personal/Anagram/out/production/Anagram/.idea/aws.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="accountSettings">
+    <option name="activeRegion" value="us-east-1" />
+    <option name="recentlyUsedRegions">
+      <list>
+        <option value="us-east-1" />
+      </list>
+    </option>
+  </component>
+</project>

Personal/Anagram/out/production/Anagram/.idea/misc.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_15" project-jdk-name="15" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

Personal/Anagram/out/production/Anagram/.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/Anagram.iml" filepath="$PROJECT_DIR$/Anagram.iml" />
+    </modules>
+  </component>
+</project>

Personal/Anagram/out/production/Anagram/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/../.." vcs="Git" />
+  </component>
+</project>

Personal/Anagram/out/production/Anagram/Anagram.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Personal/Test Driven Development/Hello World/.idea/.gitignore

@@ -0,0 +1,2 @@
+# Default ignored files
+/workspace.xml

Personal/Test Driven Development/Hello World/.idea/.name

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+HelloWorld

Personal/Test Driven Development/Hello World/.idea/compiler.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <annotationProcessing>
+      <profile name="Maven default annotation processors profile" enabled="true">
+        <sourceOutputDir name="target/generated-sources/annotations" />
+        <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
+        <outputRelativeToContentRoot value="true" />
+        <module name="HelloWorld" />
+      </profile>
+    </annotationProcessing>
+    <bytecodeTargetLevel>
+      <module name="HelloWorld" target="13.0.2" />
+    </bytecodeTargetLevel>
+  </component>
+</project>

Personal/Test Driven Development/Hello World/.idea/encodings.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+  </component>
+</project>

Personal/Test Driven Development/Hello World/.idea/libraries/Maven__junit_junit_4_11.xml

@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: junit:junit:4.11">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.11/junit-4.11.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.11/junit-4.11-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.11/junit-4.11-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

Personal/Test Driven Development/Hello World/.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml

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+<component name="libraryTable">
+  <library name="Maven: org.hamcrest:hamcrest-core:1.3">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

Personal/Test Driven Development/Hello World/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_13" project-jdk-name="13.0.2" project-jdk-type="JavaSDK" />
+</project>

Personal/Test Driven Development/Hello World/.idea/modules.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/HelloWorld.iml" filepath="$PROJECT_DIR$/HelloWorld.iml" />
+    </modules>
+  </component>
+</project>

Personal/Test Driven Development/Hello World/.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/../../.." vcs="Git" />
+  </component>
+</project>