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Bug ID: 6911256 Project Coin: Support Automatic Resource Management (ARM) blocks in the compiler
6911256 : Project Coin: Support Automatic Resource Management (ARM) blocks in the compiler

Details
Type:
Bug
Submit Date:
2009-12-16
Status:
Closed
Updated Date:
2011-08-31
Project Name:
JDK
Resolved Date:
2011-03-07
Component:
tools
OS:
linux,generic
Sub-Component:
javac
CPU:
x86,generic
Priority:
P3
Resolution:
Fixed
Affected Versions:
1.4.0,7
Fixed Versions:
7

Related Reports
Duplicate:
JDK-6898332 - Project Coin: ARM Blocks
Duplicate:
JDK-4888664 - RFE: syntactic sugar to simulate C++ stack-allocted object destructor semantics
Relates:
JDK-6911258 - Project Coin: Add essential API support for Automatic Resource Management (ARM) blocks
Relates:
JDK-6964740 - Project Coin: More tests for ARM compiler changes
Relates:
JDK-6967065 - add -Xlint warning category for Automatic Resource Management (ARM)
Relates:
JDK-7017104 - improve error reporting for uncaught/undeclared exceptions from try-with-resources
Relates:
JDK-7164542 - try-with-resources: problem with intersection types
Relates:
JDK-6970749 - lint: javac could provide warnings for unused local variables
Relates:
JDK-6986416 - Warn of unprotected AutoCloseables in try-with-resources initializers
Relates:
JDK-6179333 - Allow guaranteed disposing of iterators in enhanced for loop
Relates:
JDK-4988583 - AutomaticException chaining for exception in try and exception thrown in finally
Relates:
JDK-7011920 - Project Coin: Sync with JSR 334 EDR
Relates:
JDK-7014734 - Project Coin: Allow optional trailing semicolon to terminate resources list in try-with-resources
Relates:
JDK-6970833 - Try-with-resource implementation throws an NPE during Flow analysis
Relates:
JDK-6911261 - Project Coin: Retrofit Automatic Resource Management (ARM) support onto platform APIs
Relates:
JDK-6961571 - Update visitors to support ARM's ElementKind.RESOURCE_VARIABLE
Relates:
JDK-6965277 - Project Coin: Correctness issues in ARM implementation
Relates:
JDK-6970016 - Clean up ARM/try-with-resources implementation
Relates:
JDK-6971877 - Project Coin: improve semantics of suppressed exceptions in try-with-resources
Relates:
JDK-7178324 - Crash when compiling for(i : x) try(AutoCloseable x = ...) {}
Relates:
JDK-6980056 - var in resource specification can be redeclared as exception parameter in catch clause
Relates:
JDK-7013420 - Project Coin: remove general expression support from try-with-resources statement
Relates:
JDK-7179353 - try-with-resources fails to compile with generic exception parameters
Relates:
JDK-7196163 - Project Coin: Allow effectively final variables to be used as resources in try-with-resources

Sub Tasks

Description
Automatic Resource Management (ARM) is one of the features selected by Project Coin for inclusion in JDK 7.  Support for this language change should be implemented in javac.

See
http://mail.openjdk.java.net/pipermail/coin-dev/2009-February/000011.html
and subsequent discussion.

Comments
PUBLIC COMMENTS

See
http://hg.openjdk.java.net/jdk7/tl/langtools/rev/13354e1abba7
2010-07-17 
EVALUATION

A fine idea.
2009-12-16


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