/*
*
* 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 flex2.compiler.common;
import flex2.compiler.config.AdvancedConfigurationInfo;
import flex2.compiler.config.ConfigurationException;
import flex2.compiler.config.ConfigurationValue;
import flex2.compiler.config.ConfigurationInfo;
/**
* This class handles MXML language specific configuration options.
* This includes things like compatibility-version,
* minimum-supported-version, and qualified-type-selectors. This
* class should not to be confused with
* flex2.compiler.mxml.MxmlConfiguration, which is where MXML
* subcompiler configuration options are declared and
* flex2.compiler.common.CompilerConfiguration, which is where
* flex2.compiler.mxml.MxmlConfiguration is defined.
*
* @author Clement Wong
*/
public class MxmlConfiguration
{
private ConfigurationPathResolver configResolver;
public void setConfigPathResolver( ConfigurationPathResolver resolver )
{
this.configResolver = resolver;
}
//
// 'compiler.mxml.compatibility-version' option
//
public static final int VERSION_4_10 = 0x040a0000;
public static final int VERSION_4_9_1 = 0x04090001;
public static final int VERSION_4_9 = 0x04090000;
public static final int VERSION_4_8 = 0x04080000;
public static final int VERSION_4_6 = 0x04060000;
public static final int VERSION_4_5 = 0x04050000;
public static final int VERSION_4_0 = 0x04000000;
public static final int VERSION_3_0 = 0x03000000;
public static final int VERSION_2_0_1 = 0x02000001;
public static final int VERSION_2_0 = 0x02000000;
public static final int CURRENT_VERSION = VERSION_4_10;
public static final int EARLIEST_MAJOR_VERSION = 3;
public static final int LATEST_MAJOR_VERSION = 4;
public static final int LATEST_MINOR_VERSION = 10;
private int major = LATEST_MAJOR_VERSION;
private int minor = LATEST_MINOR_VERSION;
private int revision;
private int minMajor = EARLIEST_MAJOR_VERSION;
private int minMinor;
private int minRevision;
public int getMajorCompatibilityVersion()
{
return major;
}
public int getMinorCompatibilityVersion()
{
return minor;
}
public int getRevisionCompatibilityVersion()
{
return revision;
}
/*
* Unlike the framework's FlexVersion.compatibilityVersionString,
* this returns null rather than a string like "3.0.0" for the current version.
* But if a -compatibility-version was specified, this string will always
* be of the form N.N.N. For example, if -compatibility-version=2,
* this string is "2.0.0", not "2".
*/
public String getCompatibilityVersionString()
{
return (major == 0 && minor == 0 && revision == 0) ? null : major + "." + minor + "." + revision;
}
/*
* This returns an int that can be compared with version constants
* such as MxmlConfiguration.VERSION_3_0.
*/
public int getCompatibilityVersion()
{
int version = (major << 24) + (minor << 16) + revision;
return version != 0 ? version : CURRENT_VERSION;
}
public void cfgCompatibilityVersion(ConfigurationValue cv, String version) throws ConfigurationException
{
if (version == null)
{
return;
}
String[] results = version.split("\\.");
if (results.length == 0)
{
throw new ConfigurationException.BadVersion(version, "compatibility-version");
}
// Set minor and revision numbers to zero in case only a major number
// was specified, etc.
this.minor = 0;
this.revision = 0;
for (int i = 0; i < results.length; i++)
{
int versionNum = 0;
try
{
versionNum = Integer.parseInt(results[i]);
}
catch (NumberFormatException e)
{
throw new ConfigurationException.BadVersion(version, "compatibility-version");
}
if (i == 0)
{
if (versionNum >= EARLIEST_MAJOR_VERSION && versionNum <= LATEST_MAJOR_VERSION)
{
this.major = versionNum;
}
else
{
throw new ConfigurationException.BadVersion(version, "compatibility-version");
}
}
else
{
if (versionNum >= 0)
{
if (i == 1)
{
this.minor = versionNum;
}
else
{
this.revision = versionNum;
}
}
else
{
throw new ConfigurationException.BadVersion(version, "compatibility-version");
}
}
}
if (major <= 3)
{
qualifiedTypeSelectors = false;
}
}
public static ConfigurationInfo getCompatibilityVersionInfo()
{
return new ConfigurationInfo( new String[] {"version"} );
}
/*
* Minimum supported SDK version for this library.
* This string will always be of the form N.N.N. For example, if
* -minimum-supported-version=2, this string is "2.0.0", not "2".
*/
public String getMinimumSupportedVersionString()
{
return (minMajor == 0 && minMinor == 0 && minRevision == 0) ?
null : minMajor + "." + minMinor + "." + minRevision;
}
/*
* This returns an int that can be compared with version constants
* such as MxmlConfiguration.VERSION_3_0.
*/
public int getMinimumSupportedVersion()
{
int version = (minMajor << 24) + (minMinor << 16) + minRevision;
return version != 0 ? version : (EARLIEST_MAJOR_VERSION << 24);
}
public void setMinimumSupportedVersion(int version)
{
minMajor = version >> 24 & 0xFF;
minMinor = version >> 16 & 0xFF;
minRevision = version & 0xFF;
}
public void cfgMinimumSupportedVersion(ConfigurationValue cv, String version) throws ConfigurationException
{
if (version == null)
{
return;
}
String[] results = version.split("\\.");
if (results.length == 0)
{
throw new ConfigurationException.BadVersion(version, "minimum-supported-version");
}
for (int i = 0; i < results.length; i++)
{
int versionNum = 0;
try
{
versionNum = Integer.parseInt(results[i]);
}
catch (NumberFormatException e)
{
throw new ConfigurationException.BadVersion(version, "minimum-supported-version");
}
if (i == 0)
{
if (versionNum >= MxmlConfiguration.EARLIEST_MAJOR_VERSION && versionNum <= MxmlConfiguration.LATEST_MAJOR_VERSION)
{
this.minMajor = versionNum;
}
else
{
throw new ConfigurationException.BadVersion(version, "minimum-supported-version");
}
}
else
{
if (versionNum >= 0)
{
if (i == 1)
{
minMinor = versionNum;
}
else
{
minRevision = versionNum;
}
}
else
{
throw new ConfigurationException.BadVersion(version, "minimum-supported-version");
}
}
}
isMinimumSupportedVersionConfigured = true;
}
private boolean isMinimumSupportedVersionConfigured = false;
public boolean isMinimumSupportedVersionConfigured()
{
return isMinimumSupportedVersionConfigured;
}
//
// 'qualified-type-selectors' option
//
private boolean qualifiedTypeSelectors = true;
public boolean getQualifiedTypeSelectors()
{
if (getCompatibilityVersion() < MxmlConfiguration.VERSION_4_0)
return false;
return qualifiedTypeSelectors;
}
public void cfgQualifiedTypeSelectors(ConfigurationValue cv, boolean b)
{
qualifiedTypeSelectors = b;
}
public static ConfigurationInfo getQualifiedTypeSelectorsInfo()
{
return new AdvancedConfigurationInfo();
}
}