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BruceEckelBruceEckel
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Lines changed: 1440 additions & 685 deletions

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‎access/build.xml‎

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<property name="chapter" value="access"/>
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<property name="excludedfiles" value=""/>
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<import file="../Ant-Common.xml"/>
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<import file="../Ant-Clean.xml"/>
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<target name="run" description="Compile and run" depends="build">
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<jrun cls="Cake" />

‎annotations/ExtractInterface.java‎

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//: annotations/ExtractInterface.java
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// APT-based annotation processing.
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// javac-based annotation processing.
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package annotations;
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import java.lang.annotation.*;
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‎annotations/IfaceExtractorProcessor.java‎

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//: annotations/IfaceExtractorProcessor.java
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// javac-based annotation processing.
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package annotations;
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import javax.annotation.processing.*;
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import javax.lang.model.SourceVersion;
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import javax.lang.model.element.*;
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import java.util.*;
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import java.io.*;
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@SupportedAnnotationTypes(
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"annotations.ExtractInterface")
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@SupportedSourceVersion(SourceVersion.RELEASE_8)
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public class IfaceExtractorProcessor
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extends AbstractProcessor {
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private ArrayList<Element>
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interfaceMethods = new ArrayList<>();
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private ProcessingEnvironment processingEnv;
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@Override public void
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init(ProcessingEnvironment processingEnv) {
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this.processingEnv = processingEnv;
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}
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@Override public boolean
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process(Set<? extends TypeElement> annotations,
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RoundEnvironment env) {
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for(Element elem :
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env.getElementsAnnotatedWith(ExtractInterface.class)) {
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if(elem.getModifiers().contains(Modifier.PUBLIC) &&
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!(elem.getModifiers().contains(Modifier.STATIC)))
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interfaceMethods.add(elem);
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if(interfaceMethods.size() > 0) {
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for(Element el : interfaceMethods)
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System.out.println(el.getKind() +
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" : " + el.getModifiers() +
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" : " + el.getSimpleName() +
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" : " + el.asType());
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try {
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try(Writer writer =
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processingEnv.getFiler()
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.createSourceFile("Filename.txt")
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.openWriter()) {
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/* writer.write("package " +
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typeDecl.getPackage().getQualifiedName() +";");
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writer.write("public interface " +
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annot.value() + " {");
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for(MethodDeclaration m : interfaceMethods) {
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writer.print(" public ");
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writer.print(m.getReturnType() + " ");
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writer.print(m.getSimpleName() + " (");
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int i = 0;
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for(ParameterDeclaration parm :
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m.getParameters()) {
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writer.print(parm.getType() + " " +
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parm.getSimpleName());
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if(++i < m.getParameters().size())
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writer.print(", ");
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}
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writer.write(");");
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}
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*/ writer.write("}");
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}
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} catch(Exception e) {
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throw new RuntimeException(e);
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}
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}
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}
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return false;
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}
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} ///:~

‎annotations/Multiplier.java‎

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//: annotations/Multiplier.java
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// APT-based annotation processing.
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// javac-based annotation processing.
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package annotations;
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@ExtractInterface("IMultiplier")

‎annotations/build.xml‎

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<project default="run">
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<property name="chapter" value="annotations"/>
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<property name="excludedfiles" value="InterfaceExtractorProcessor.java InterfaceExtractorProcessorFactory.java database/TableCreationProcessorFactory.java"/>
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<property name="excludedfiles" value=""/>
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<import file="../Ant-Common.xml"/>
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<import file="../Ant-Clean.xml"/>
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<target name="run" description="Compile and run" depends="build">
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<jrun cls="annotations.AtUnitComposition" dirpath="../annotations" />
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<jrun cls="annotations.StackLStringTest" dirpath="../annotations" />
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<jrun cls="UseCaseTracker" />
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<jrun cls="annotations.database.TableCreator" dirpath="../annotations/database" arguments="annotations.database.Member" />
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<jrun cls="annotations.simplest.SimpleTest" dirpath="../annotations/simplest" />
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</target>
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</project>

‎annotations/simplest/Simple.java‎

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//: annotations/simplest/Simple.java
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// A bare-bones annotation.
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package annotations.simplest;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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import java.lang.annotation.ElementType;
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@Retention(RetentionPolicy.SOURCE)
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@Target({ElementType.TYPE, ElementType.METHOD,
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ElementType.CONSTRUCTOR,
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ElementType.ANNOTATION_TYPE,
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ElementType.PACKAGE, ElementType.FIELD,
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ElementType.LOCAL_VARIABLE})
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public @interface Simple {
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String value() default "-default-";
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} ///:~

‎annotations/simplest/SimpleProcessor.java‎

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//: annotations/simplest/SimpleProcessor.java
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// A bare-bones annotation processor.
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package annotations.simplest;
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import javax.annotation.processing.*;
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import javax.lang.model.SourceVersion;
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import javax.lang.model.element.*;
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import java.util.*;
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@SupportedAnnotationTypes(
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"annotations.simplest.Simple")
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@SupportedSourceVersion(SourceVersion.RELEASE_8)
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public class SimpleProcessor
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extends AbstractProcessor {
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@Override public boolean
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process(Set<? extends TypeElement> annotations,
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RoundEnvironment env) {
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for(TypeElement t : annotations)
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System.out.println(t);
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for(Element el :
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env.getElementsAnnotatedWith(Simple.class)){
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System.out.println(el.getKind() +
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" : " + el.getModifiers() +
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" : " + el.getSimpleName() +
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" : " + el.asType());
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}
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return false;
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}
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} ///:~

‎annotations/simplest/SimpleTest.java‎

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//: annotations/simplest/SimpleTest.java
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// Test the "Simple" annotation
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package annotations.simplest;
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@Simple
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public class SimpleTest {
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@Simple
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int i;
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@Simple
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public SimpleTest() {}
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@Simple
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public void foo() {
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System.out.println("SimpleTest.foo()");
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}
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@Simple
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public static void main(String[] args) {
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@Simple
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SimpleTest st = new SimpleTest();
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st.foo();
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}
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} ///:~

‎arrays/build.xml‎

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<property name="chapter" value="arrays"/>
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<property name="excludedfiles" value=""/>
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<import file="../Ant-Common.xml"/>
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<import file="../Ant-Clean.xml"/>
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<target name="run" description="Compile and run" depends="build">
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<jrun cls="AlphabeticSearch" />

‎assertions/Assert1.java‎

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//: assertions/Assert1.java
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// Non-informative style of assert
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// Compile with: javac -source 1.4 Assert1.java
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// {JVMArgs: -ea} // Must run with -ea
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// {ThrowsException}
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