com.android.dx.util
Class TwoColumnOutput

java.lang.Object
  com.android.dx.util.TwoColumnOutput

public final class TwoColumnOutput
extends Object

Class that takes a combined output destination and provides two output writers, one of which ends up writing to the left column and one which goes on the right.

Constructor Summary

TwoColumnOutput(OutputStream out, int leftWidth, int rightWidth, String spacer)
Constructs an instance.

TwoColumnOutput(Writer out, int leftWidth, int rightWidth, String spacer)
Constructs an instance.

Method Summary

void	flush() Flushes the output.
Writer	getLeft() Gets the writer to use to write to the left column.
Writer	getRight() Gets the writer to use to write to the right column.
static String	toString(String s1, int width1, String spacer, String s2, int width2) Turns the given two strings (with widths) and spacer into a formatted two-column string.

Methods inherited from class java.lang.Object

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

Constructor Detail

TwoColumnOutput

public TwoColumnOutput(Writer out,
                       int leftWidth,
                       int rightWidth,
                       String spacer)

Constructs an instance.

Parameters:

out - non-null; writer to send final output to

leftWidth - > 0; width of the left column, in characters

rightWidth - > 0; width of the right column, in characters

spacer - non-null; spacer string to sit between the two columns

TwoColumnOutput

public TwoColumnOutput(OutputStream out,
                       int leftWidth,
                       int rightWidth,
                       String spacer)

Constructs an instance.

Parameters:

out - non-null; stream to send final output to

leftWidth - >= 1; width of the left column, in characters

rightWidth - >= 1; width of the right column, in characters

spacer - non-null; spacer string to sit between the two columns

Method Detail

toString

public static String toString(String s1,
                              int width1,
                              String spacer,
                              String s2,
                              int width2)

Turns the given two strings (with widths) and spacer into a formatted two-column string.

Parameters:

s1 - non-null; first string

width1 - > 0; width of the first column

spacer - non-null; spacer string

s2 - non-null; second string

width2 - > 0; width of the second column

Returns:

non-null; an appropriately-formatted string

getLeft

public Writer getLeft()

Gets the writer to use to write to the left column.

Returns:

non-null; the left column writer

getRight

public Writer getRight()

Gets the writer to use to write to the right column.

Returns:

non-null; the right column writer

flush

public void flush()

Flushes the output. If there are more lines of pending output in one column, then the other column will get filled with blank lines.