| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| package Lucy::Build::Binding::Store; |
| use strict; |
| use warnings; |
| |
| our $VERSION = '0.004001'; |
| $VERSION = eval $VERSION; |
| |
| sub bind_all { |
| my $class = shift; |
| $class->bind_fsfilehandle; |
| $class->bind_fsfolder; |
| $class->bind_filehandle; |
| $class->bind_folder; |
| $class->bind_instream; |
| $class->bind_lock; |
| $class->bind_lockerr; |
| $class->bind_lockfactory; |
| $class->bind_outstream; |
| $class->bind_ramfilehandle; |
| $class->bind_ramfolder; |
| } |
| |
| sub bind_fsfilehandle { |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::FSFileHandle", |
| ); |
| $binding->bind_constructor( alias => '_open', initializer => 'do_open' ); |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_fsfolder { |
| my $pod_spec = Clownfish::CFC::Binding::Perl::Pod->new; |
| my $synopsis = <<'END_SYNOPSIS'; |
| my $folder = Lucy::Store::FSFolder->new( |
| path => '/path/to/folder', |
| ); |
| END_SYNOPSIS |
| my $constructor = $synopsis; |
| $pod_spec->set_synopsis($synopsis); |
| $pod_spec->add_constructor( alias => 'new', sample => $constructor, ); |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::FSFolder", |
| ); |
| $binding->set_pod_spec($pod_spec); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_filehandle { |
| my $xs_code = <<'END_XS_CODE'; |
| MODULE = Lucy PACKAGE = Lucy::Store::FileHandle |
| |
| =for comment |
| |
| For testing purposes only. Track number of FileHandle objects in existence. |
| |
| =cut |
| |
| uint32_t |
| FH_READ_ONLY() |
| CODE: |
| RETVAL = LUCY_FH_READ_ONLY; |
| OUTPUT: RETVAL |
| |
| uint32_t |
| FH_WRITE_ONLY() |
| CODE: |
| RETVAL = LUCY_FH_WRITE_ONLY; |
| OUTPUT: RETVAL |
| |
| uint32_t |
| FH_CREATE() |
| CODE: |
| RETVAL = LUCY_FH_CREATE; |
| OUTPUT: RETVAL |
| |
| uint32_t |
| FH_EXCLUSIVE() |
| CODE: |
| RETVAL = LUCY_FH_EXCLUSIVE; |
| OUTPUT: RETVAL |
| |
| |
| int32_t |
| object_count() |
| CODE: |
| RETVAL = lucy_FH_object_count; |
| OUTPUT: RETVAL |
| |
| =for comment |
| |
| For testing purposes only. Used to help produce buffer alignment tests. |
| |
| =cut |
| |
| IV |
| _BUF_SIZE() |
| CODE: |
| RETVAL = LUCY_IO_STREAM_BUF_SIZE; |
| OUTPUT: RETVAL |
| END_XS_CODE |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::FileHandle", |
| ); |
| $binding->bind_constructor( alias => '_open', initializer => 'do_open' ); |
| $binding->append_xs($xs_code); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_folder { |
| my $pod_spec = Clownfish::CFC::Binding::Perl::Pod->new; |
| $pod_spec->set_synopsis(" # Abstract base class.\n"); |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::Folder", |
| ); |
| $binding->set_pod_spec($pod_spec); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_instream { |
| my @hand_rolled = qw( |
| Read_Raw_C64 |
| ); |
| |
| my $xs_code = <<'END_XS_CODE'; |
| MODULE = Lucy PACKAGE = Lucy::Store::InStream |
| |
| void |
| read(self, buffer_sv, len, ...) |
| lucy_InStream *self; |
| SV *buffer_sv; |
| size_t len; |
| PPCODE: |
| { |
| UV offset = items == 4 ? SvUV(ST(3)) : 0; |
| char *ptr; |
| size_t total_len = offset + len; |
| (void)SvUPGRADE(buffer_sv, SVt_PV); |
| if (!SvPOK(buffer_sv)) { SvCUR_set(buffer_sv, 0); } |
| ptr = SvGROW(buffer_sv, total_len + 1); |
| LUCY_InStream_Read_Bytes(self, ptr + offset, len); |
| SvPOK_on(buffer_sv); |
| if (SvCUR(buffer_sv) < total_len) { |
| SvCUR_set(buffer_sv, total_len); |
| *(SvEND(buffer_sv)) = '\0'; |
| } |
| } |
| |
| SV* |
| read_string(self) |
| lucy_InStream *self; |
| CODE: |
| { |
| char *ptr; |
| size_t len = LUCY_InStream_Read_C32(self); |
| RETVAL = newSV(len + 1); |
| SvCUR_set(RETVAL, len); |
| SvPOK_on(RETVAL); |
| SvUTF8_on(RETVAL); // Trust source. Reconsider if API goes public. |
| *SvEND(RETVAL) = '\0'; |
| ptr = SvPVX(RETVAL); |
| LUCY_InStream_Read_Bytes(self, ptr, len); |
| } |
| OUTPUT: RETVAL |
| |
| int |
| read_raw_c64(self, buffer_sv) |
| lucy_InStream *self; |
| SV *buffer_sv; |
| CODE: |
| { |
| char *ptr; |
| (void)SvUPGRADE(buffer_sv, SVt_PV); |
| ptr = SvGROW(buffer_sv, 10 + 1); |
| RETVAL = LUCY_InStream_Read_Raw_C64(self, ptr); |
| SvPOK_on(buffer_sv); |
| SvCUR_set(buffer_sv, RETVAL); |
| } |
| OUTPUT: RETVAL |
| END_XS_CODE |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::InStream", |
| ); |
| $binding->bind_constructor( alias => 'open', initializer => 'do_open' ); |
| $binding->exclude_method($_) for @hand_rolled; |
| $binding->append_xs($xs_code); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_lock { |
| my @exposed = qw( |
| Obtain |
| Request |
| Release |
| Is_Locked |
| Clear_Stale |
| ); |
| |
| my $pod_spec = Clownfish::CFC::Binding::Perl::Pod->new; |
| my $synopsis = <<'END_SYNOPSIS'; |
| my $lock = $lock_factory->make_lock( |
| name => 'write', |
| timeout => 5000, |
| ); |
| $lock->obtain or die "can't get lock for " . $lock->get_name; |
| do_stuff(); |
| $lock->release; |
| END_SYNOPSIS |
| my $constructor = <<'END_CONSTRUCTOR'; |
| my $lock = Lucy::Store::Lock->new( |
| name => 'commit', # required |
| folder => $folder, # required |
| host => $hostname, # required |
| timeout => 5000, # default: 0 |
| interval => 1000, # default: 100 |
| ); |
| END_CONSTRUCTOR |
| $pod_spec->set_synopsis($synopsis); |
| $pod_spec->add_constructor( alias => 'new', sample => $constructor, ); |
| $pod_spec->add_method( method => $_, alias => lc($_) ) for @exposed; |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::Lock", |
| ); |
| $binding->set_pod_spec($pod_spec); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_lockerr { |
| my $pod_spec = Clownfish::CFC::Binding::Perl::Pod->new; |
| my $synopsis = <<'END_SYNOPSIS'; |
| while (1) { |
| my $bg_merger = eval { |
| Lucy::Index::BackgroundMerger->new( index => $index ); |
| }; |
| if ( blessed($@) and $@->isa("Lucy::Store::LockErr") ) { |
| warn "Retrying...\n"; |
| } |
| elsif (!$bg_merger) { |
| # Re-throw. |
| die "Failed to open BackgroundMerger: $@"; |
| } |
| ... |
| } |
| END_SYNOPSIS |
| $pod_spec->set_synopsis($synopsis); |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::LockErr", |
| ); |
| $binding->set_pod_spec($pod_spec); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_lockfactory { |
| my @exposed = qw( |
| Make_Lock |
| Make_Shared_Lock |
| ); |
| |
| my $pod_spec = Clownfish::CFC::Binding::Perl::Pod->new; |
| my $synopsis = <<'END_SYNOPSIS'; |
| use Sys::Hostname qw( hostname ); |
| my $hostname = hostname() or die "Can't get unique hostname"; |
| my $folder = Lucy::Store::FSFolder->new( |
| path => '/path/to/index', |
| ); |
| my $lock_factory = Lucy::Store::LockFactory->new( |
| folder => $folder, |
| host => $hostname, |
| ); |
| my $write_lock = $lock_factory->make_lock( |
| name => 'write', |
| timeout => 5000, |
| interval => 100, |
| ); |
| END_SYNOPSIS |
| my $constructor = <<'END_CONSTRUCTOR'; |
| my $lock_factory = Lucy::Store::LockFactory->new( |
| folder => $folder, # required |
| host => $hostname, # required |
| ); |
| END_CONSTRUCTOR |
| $pod_spec->set_synopsis($synopsis); |
| $pod_spec->add_constructor( alias => 'new', sample => $constructor, ); |
| $pod_spec->add_method( method => $_, alias => lc($_) ) for @exposed; |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::LockFactory", |
| ); |
| $binding->set_pod_spec($pod_spec); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_outstream { |
| my $xs_code = <<'END_XS_CODE'; |
| MODULE = Lucy PACKAGE = Lucy::Store::OutStream |
| |
| void |
| print(self, ...) |
| lucy_OutStream *self; |
| PPCODE: |
| { |
| int i; |
| for (i = 1; i < items; i++) { |
| STRLEN len; |
| char *ptr = SvPV(ST(i), len); |
| LUCY_OutStream_Write_Bytes(self, ptr, len); |
| } |
| } |
| |
| void |
| write_string(self, aSV) |
| lucy_OutStream *self; |
| SV *aSV; |
| PPCODE: |
| { |
| STRLEN len = 0; |
| char *ptr = SvPVutf8(aSV, len); |
| LUCY_OutStream_Write_C32(self, len); |
| LUCY_OutStream_Write_Bytes(self, ptr, len); |
| } |
| END_XS_CODE |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::OutStream", |
| ); |
| $binding->bind_constructor( alias => 'open', initializer => 'do_open' ); |
| $binding->append_xs($xs_code); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_ramfilehandle { |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::RAMFileHandle", |
| ); |
| $binding->bind_constructor( alias => '_open', initializer => 'do_open' ); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| sub bind_ramfolder { |
| my $pod_spec = Clownfish::CFC::Binding::Perl::Pod->new; |
| my $synopsis = <<'END_SYNOPSIS'; |
| my $folder = Lucy::Store::RAMFolder->new; |
| |
| # or sometimes... |
| my $folder = Lucy::Store::RAMFolder->new( |
| path => $relative_path, |
| ); |
| END_SYNOPSIS |
| my $constructor = <<'END_CONSTRUCTOR'; |
| my $folder = Lucy::Store::RAMFolder->new( |
| path => $relative_path, # default: empty string |
| ); |
| END_CONSTRUCTOR |
| $pod_spec->set_synopsis($synopsis); |
| $pod_spec->add_constructor( alias => 'new', sample => $constructor, ); |
| |
| my $binding = Clownfish::CFC::Binding::Perl::Class->new( |
| parcel => "Lucy", |
| class_name => "Lucy::Store::RAMFolder", |
| ); |
| $binding->set_pod_spec($pod_spec); |
| |
| Clownfish::CFC::Binding::Perl::Class->register($binding); |
| } |
| |
| 1; |