| |
| |
| Preface | |
| |
| |
| |
| Introduction | |
| |
| |
| |
| Groovy, the Way Java Should Be | |
| |
| |
| |
| Stripping Away the Verbosity | |
| |
| |
| |
| Groovy: The Blue Pill or the Red Pill? | |
| |
| |
| |
| Road Map | |
| |
| |
| |
| Acknowledgments | |
| |
| |
| |
| Getting Started | |
| |
| |
| |
| Installing Groovy | |
| |
| |
| |
| Running a Groovy Script (groovy) | |
| |
| |
| |
| Compiling Groovy (groovyc) | |
| |
| |
| |
| Running the Groovy Shell (groovysh) | |
| |
| |
| |
| Running the Groovy Console (groovyConsole) | |
| |
| |
| |
| Running Groovy on a Web Server (Groovlets) | |
| |
| |
| |
| Groovy + Eclipse | |
| |
| |
| |
| Groovy + IntelliJ IDEA | |
| |
| |
| |
| Groovy + TextMate | |
| |
| |
| |
| Groovy + [Insert Your IDE or Text Editor Here] | |
| |
| |
| |
| New to Groovy | |
| |
| |
| |
| Automatic Imports | |
| |
| |
| |
| Optional Semicolons | |
| |
| |
| |
| Optional Parentheses | |
| |
| |
| |
| Optional Return Statements | |
| |
| |
| |
| Optional Datatype Declaration (Duck Typing) | |
| |
| |
| |
| Optional Exception Handling | |
| |
| |
| |
| Operator Overloading | |
| |
| |
| |
| Safe Dereferencing (?) | |
| |
| |
| |
| Autoboxing | |
| |
| |
| |
| Groovy Truth | |
| |
| |
| |
| Embedded Quotes | |
| |
| |
| |
| Heredocs (Triple Quotes) | |
| |
| |
| |
| GStrings | |
| |
| |
| |
| List Shortcuts | |
| |
| |
| |
| Map Shortcuts | |
| |
| |
| |
| Ranges | |
| |
| |
| |
| Closures and Blocks | |
| |
| |
| |
| Java and Groovy Integration | |
| |
| |
| |
| GroovyBeans (aka POGOs) | |
| |
| |
| |
| Autogenerated Getters and Setters | |
| |
| |
| |
| getProperty and SetProperty | |
| |
| |
| |
| Making Attributes Read-Only | |
| |
| |
| |
| Constructor Shortcut Syntax | |
| |
| |
| |
| Optional Parameters/Default Values | |
| |
| |
| |
| Private Methods | |
| |
| |
| |
| Calling Groovy from Java | |
| |
| |
| |
| Calling Java from Groovy | |
| |
| |
| |
| Interfaces in Groovy and Java | |
| |
| |
| |
| The Groovy Joint Compiler | |
| |
| |
| |
| Compiling Your Project with Ant | |
| |
| |
| |
| Compiling Your Project with Maven | |
| |
| |
| |
| Groovy from the Command Line | |
| |
| |
| |
| Running Uncompiled Groovy Scripts | |
| |
| |
| |
| Shebanging Groovy | |
| |
| |
| |
| Accepting Command-Line Arguments | |
| |
| |
| |
| Running a Shell Command | |
| |
| |
| |
| Using Shell Wildcards in Groovy Scripts | |
| |
| |
| |
| Running Multiple Shell Commands at Once | |
| |
| |
| |
| Waiting for a Shell Command to Finish Before Continuing | |
| |
| |
| |
| Getting System Properties | |
| |
| |
| |
| Getting Environment Variables | |
| |
| |
| |
| Evaluating a String | |
| |
| |
| |
| Calling Another Groovy Script | |
| |
| |
| |
| Groovy on the Fly (groovy -e) | |
| |
| |
| |
| Including JARs at the Command Line | |
| |
| |
| |
| File Tricks | |
| |
| |
| |
| Listing All Files in a Directory | |
| |
| |
| |
| Reading the Contents of a File | |
| |
| |
| |
| Writing Text to a File | |
| |
| |
| |
| Copying Files | |
| |
| |
| |
| Using AntBuilder to Copy a File | |
| |
| |
| |
| Using AntBuilder to Copy a Directory | |
| |
| |
| |
| Moving/Renaming Files | |
| |
| |
| |
| Deleting Files | |
| |
| |
| |
| Creating a ZIP File/Tarball | |
| |
| |
| |
| Unzipping/Untarring Files | |
| |
| |
| |
| Parsing XML | |
| |
| |
| |
| The "I'm in a Hurry" Guide to Parsing XML | |
| |
| |
| |
| Understanding the Difference Between XmlParser and XmlSlurper | |
| |
| |
| |
| Parsing XML Documents | |
| |
| |
| |
| Dealing with XML Attributes | |
| |
| |
| |
| Getting the Body of an XML Element | |
| |
| |
| |
| Dealing with Mixed-Case Element Names | |
| |
| |
| |
| Dealing with Hyphenated Element Names | |
| |
| |
| |
| Navigating Deeply Nested XML | |
| |
| |
| |
| Parsing an XML Document with Namespaces | |
| |
| |
| |
| Populating a GroovyBean from XML | |
| |
| |
| |
| Writing XML | |
| |
| |
| |
| The "I'm in a Hurry" Guide to Creating an XML Document | |
| |
| |
| |
| Creating Mixed-Case Element Names | |
| |
| |
| |
| Creating Hyphenated Element Names | |
| |
| |
| |
| Creating Namespaced XML Using MarkupBuilder | |
| |
| |
| |
| Understanding the Difference Between MarkupBuilder and StreamingMarkupBuilder | |
| |
| |
| |
| Creating Parts of the XML Document Separately | |
| |
| |
| |
| Creating Namespaced XML Using StreamingMarkupBuilder | |
| |
| |
| |
| Printing Out the XML Declaration | |
| |
| |
| |
| Printing Out Processing Instructions | |
| |
| |
| |
| Printing Arbitrary Strings (Comments, CDATA) | |
| |
| |
| |
| Writing StreamingMarkupBuilder Output to a File | |
| |
| |
| |
| StreamingMarkupBuilder at a Glance | |
| |
| |
| |
| Creating HTML on the Fly | |
| |
| |
| |
| Converting CSV to XML | |
| |
| |
| |
| Converting JDBC ResultSets to XML | |
| |
| |
| |
| Web Services | |
| |
| |
| |
| Finding Your Local IP Address and Name | |
| |
| |
| |
| Finding a Remote IP Address and Domain Name | |
| |
| |
| |
| Making an HTTP GET Request | |
| |
| |
| |
| Working with Query Strings | |
| |
| |
| |
| Making an HTTP POST Request | |
| |
| |
| |
| Making an HTTP PUT Request | |
| |
| |
| |
| Making an HTTP DELETE Request | |
| |
| |
| |
| Making a RESTful Request | |
| |
| |
| |
| Making a CSV Request | |
| |
| |
| |
| Making a SOAP Request | |
| |
| |
| |
| Making an XML-RPC Request | |
| |
| |
| |
| Parsing Yahoo Search Results as XML | |
| |
| |
| |
| Parsing an Atom Feed | |
| |
| |
| |
| Parsing an RSS Feed | |
| |
| |
| |
| Metaprogramming | |
| |
| |
| |
| Discovering the Class | |
| |
| |
| |
| Discovering the Fields of a Class | |
| |
| |
| |
| Checking for the Existence of a Field | |
| |
| |
| |
| Discovering the Methods of a Class | |
| |
| |
| |
| Checking for the Existence of a Method | |
| |
| |
| |
| Creating a Field Pointer | |
| |
| |
| |
| Creating a Method Pointer | |
| |
| |
| |
| Calling Methods That Don't Exist (invokeMethod) | |
| |
| |
| |
| Creating an Expando | |
| |
| |
| |
| Adding Methods to a Class Dynamically (Categories) | |
| |
| |
| |
| Adding Methods to a Class Dynamically (ExpandoMetaClass) | |
| |
| |
| |
| Working with Grails | |
| |
| |
| |
| Installing Grails | |
| |
| |
| |
| Creating Your First Grails App | |
| |
| |
| |
| Understanding Grails Environments | |
| |
| |
| |
| Running Grails on a Different Port | |
| |
| |
| |
| Generating a WAR | |
| |
| |
| |
| Changing Databases | |
| |
| |
| |
| Changing the Home Page | |
| |
| |
| |
| Understanding Controllers and Views | |
| |
| |
| |
| Dynamic Scaffolding | |
| |
| |
| |
| Validating Your Data | |
| |
| |
| |
| Managing Table Relationships | |
| |
| |
| |
| Mapping Classes to Legacy Databases | |
| |
| |
| |
| Grails and Web Services | |
| |
| |
| |
| Returning XML | |
| |
| |
| |
| Returning JSON | |
| |
| |
| |
| Returning an Excel Spreadsheet | |
| |
| |
| |
| Setting Up an Atom Feed | |
| |
| |
| |
| Setting Up an RSS Feed for Podcasts | |
| |
| |
| |
| Installing Plug-Ins | |
| |
| |
| Index | |