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mirror of synced 2025-02-23 06:48:15 +00:00
mobile/bind/printer.go
Elias Naur 80e11ad074 mobile/bind: move generated Java classes to package level
Before this CL, generated Java classes or interfaces were inner
classes to the top package class. That is both unnecessary and creates
ugly class names. Instead, move every generated class and interface to its
own package level class.

NOTE: This is a backwards incompatible change and requires every client
of gomobile APIs to be updated to leave out the package class in the
type names. For example, the Go type

package pkg

type S struct {
}

now generates (with the default java package name go) a Java class named
go.pkg.S. The name before this CL was go.pkg.Pkg.S.

Also, change the custom java package to specify the package prefix and
not the full package as before. This is an unfortunate change needed
to avoid name clashes between two bound packages. On the plus side,
the change brings the custom package case closer to the default behaviour,
which is a commen prefix, "go.", and a distinct java package for every
Go package bound.

Change-Id: Iadfaad56e101d1caf7e2a05006f4d384859a20fe
Reviewed-on: https://go-review.googlesource.com/27436
Reviewed-by: David Crawshaw <crawshaw@golang.org>
2016-08-22 07:41:35 +00:00

68 lines
1.2 KiB
Go

// Copyright 2014 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package bind
import (
"bytes"
"fmt"
)
type Printer struct {
Buf *bytes.Buffer
IndentEach []byte
indentText []byte
needIndent bool
}
func (p *Printer) writeIndent() error {
if !p.needIndent {
return nil
}
p.needIndent = false
_, err := p.Buf.Write(p.indentText)
return err
}
func (p *Printer) Write(b []byte) (n int, err error) {
wrote := 0
for len(b) > 0 {
if err := p.writeIndent(); err != nil {
return wrote, err
}
i := bytes.IndexByte(b, '\n')
if i < 0 {
break
}
n, err = p.Buf.Write(b[0 : i+1])
wrote += n
if err != nil {
return wrote, err
}
b = b[i+1:]
p.needIndent = true
}
if len(b) > 0 {
n, err = p.Buf.Write(b)
wrote += n
}
return wrote, err
}
func (p *Printer) Printf(format string, args ...interface{}) {
if _, err := fmt.Fprintf(p, format, args...); err != nil {
panic(fmt.Sprintf("printer: %v", err))
}
}
func (p *Printer) Indent() {
p.indentText = append(p.indentText, p.IndentEach...)
}
func (p *Printer) Outdent() {
if len(p.indentText) > len(p.IndentEach)-1 {
p.indentText = p.indentText[len(p.IndentEach):]
}
}