plume

Class FileCompiler

java.lang.Object

plume.FileCompiler

public final class FileCompiler
extends java.lang.Object

This class has method compileFiles(List) that compiles Java source files. It invokes a user-specified external command, such as javac or jikes.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.Runtime	runtime The Runtime of the JVM.

Constructor Summary

Constructors

Constructor and Description
FileCompiler() Creates a new FileCompiler.
FileCompiler(java.util.ArrayList<java.lang.String> compiler, long timeLimit) Creates a new FileCompiler.
FileCompiler(java.lang.String[] compiler, long timeLimit) Creates a new FileCompiler.
FileCompiler(java.lang.String compiler, long timeLimit) Creates a new FileCompiler.

Method Summary

Modifier and Type	Method and Description
java.lang.String	compileFiles(java.util.List<java.lang.String> fileNames) Compiles the files given by fileNames.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

runtime

public static java.lang.Runtime runtime

The Runtime of the JVM.

Constructor Detail

FileCompiler

public FileCompiler()

Creates a new FileCompiler. Equivalent to FileCompiler("javac", 6000).

See Also:

FileCompiler(String, long)

FileCompiler

public FileCompiler(java.lang.String[] compiler,
                    long timeLimit)

Creates a new FileCompiler. Compared to FileCompiler(String,long), this constructor permits spaces and other special characters in the command and arguments.

Parameters:

compiler - an array of Strings representing a command that runs a Java compiler (it could be the full path name or whatever is used on the commandline), plus any command-line options

timeLimit - the maximum permitted compilation time, in msec

FileCompiler

public FileCompiler(java.util.ArrayList<java.lang.String> compiler,
                    long timeLimit)

Creates a new FileCompiler. Compared to FileCompiler(String,long), this constructor permits spaces and other special characters in the command and arguments.

Parameters:

compiler - a list of Strings representing a command that runs a Java compiler (it could be the full path name or whatever is used on the commandline), plus any command-line options

timeLimit - the maximum permitted compilation time, in msec

FileCompiler

public FileCompiler(java.lang.String compiler,
                    long timeLimit)

Creates a new FileCompiler.

Parameters:

compiler - a command that runs a Java compiler; for instance, it could be the full path name or whatever is used on the commandline. It may contain command-line arguments, and is split on spaces.

timeLimit - the maximum permitted compilation time, in msec

Method Detail

compileFiles

public java.lang.String compileFiles(java.util.List<java.lang.String> fileNames)
                              throws java.io.IOException

Compiles the files given by fileNames. Returns the error output.

Parameters:

fileNames - paths to the files to be compiled as Strings

Returns:

the error output from compiling the files

Throws:

java.io.IOException - if there is a problem reading a file