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package org.apache.maven.plugin.assembly.utils; |
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import org.apache.maven.plugin.assembly.format.AssemblyFormattingException; |
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import org.codehaus.plexus.logging.Logger; |
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import java.util.List; |
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public final class TypeConversionUtils |
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{ |
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private static final int U_R = 256; |
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private static final int U_W = 128; |
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private static final int U_X = 64; |
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private static final int G_R = 32; |
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private static final int G_W = 16; |
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private static final int G_X = 8; |
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private static final int W_R = 4; |
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private static final int W_W = 2; |
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private static final int W_X = 1; |
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private TypeConversionUtils() |
52 | 0 | { |
53 | 0 | } |
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public static String[] toStringArray( final List<String> list ) |
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{ |
57 | 8 | String[] result = null; |
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59 | 8 | if ( ( list != null ) && !list.isEmpty() ) |
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{ |
61 | 2 | result = list.toArray( new String[0] ); |
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} |
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64 | 8 | return result; |
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} |
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public static int modeToInt( final String mode, final Logger logger ) throws AssemblyFormattingException |
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{ |
69 | 68 | if ( mode == null || mode.trim() |
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.length() < 1 ) |
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{ |
72 | 15 | return -1; |
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} |
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try |
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{ |
77 | 53 | final int value = Integer.parseInt( mode, 8 ); |
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80 | 52 | verifyModeSanity( value, logger ); |
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82 | 52 | return value; |
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} |
84 | 1 | catch ( final NumberFormatException e ) |
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{ |
86 | 1 | throw new AssemblyFormattingException( "Failed to parse mode as an octal number: \'" + mode + "\'.", e ); |
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} |
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} |
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public static boolean verifyModeSanity( final int mode, final Logger logger ) |
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{ |
94 | 55 | final StringBuffer messages = new StringBuffer(); |
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96 | 55 | messages.append( "The mode: " + Integer.toString( mode, 8 ) + " contains nonsensical permissions:" ); |
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98 | 55 | boolean warn = false; |
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101 | 55 | if ( ( ( mode & U_R ) == 0 ) && ( ( mode & G_R ) == G_R ) ) |
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{ |
103 | 0 | messages.append( "\n- Group has read access, but user does not." ); |
104 | 0 | warn = true; |
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} |
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107 | 55 | if ( ( ( mode & U_R ) == 0 ) && ( ( mode & W_R ) == W_R ) ) |
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{ |
109 | 0 | messages.append( "\n- World has read access, but user does not." ); |
110 | 0 | warn = true; |
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} |
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113 | 55 | if ( ( ( mode & G_R ) == 0 ) && ( ( mode & W_R ) == W_R ) ) |
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{ |
115 | 0 | messages.append( "\n- World has read access, but group does not." ); |
116 | 0 | warn = true; |
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} |
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121 | 55 | if ( ( ( mode & U_W ) == 0 ) && ( ( mode & G_W ) == G_W ) ) |
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{ |
123 | 1 | messages.append( "\n- Group has write access, but user does not." ); |
124 | 1 | warn = true; |
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} |
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127 | 55 | if ( ( ( mode & U_W ) == 0 ) && ( ( mode & W_W ) == W_W ) ) |
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{ |
129 | 8 | messages.append( "\n- World has write access, but user does not." ); |
130 | 8 | warn = true; |
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} |
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133 | 55 | if ( ( ( mode & G_W ) == 0 ) && ( ( mode & W_W ) == W_W ) ) |
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{ |
135 | 8 | messages.append( "\n- World has write access, but group does not." ); |
136 | 8 | warn = true; |
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} |
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141 | 55 | if ( ( ( mode & U_X ) == 0 ) && ( ( mode & G_X ) == G_X ) ) |
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{ |
143 | 7 | messages.append( "\n- Group has execute/list access, but user does not." ); |
144 | 7 | warn = true; |
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} |
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147 | 55 | if ( ( ( mode & U_X ) == 0 ) && ( ( mode & W_X ) == W_X ) ) |
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{ |
149 | 0 | messages.append( "\n- World has execute/list access, but user does not." ); |
150 | 0 | warn = true; |
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} |
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153 | 55 | if ( ( ( mode & G_X ) == 0 ) && ( ( mode & W_X ) == W_X ) ) |
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{ |
155 | 0 | messages.append( "\n- World has execute/list access, but group does not." ); |
156 | 0 | warn = true; |
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} |
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160 | 55 | if ( warn ) |
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{ |
162 | 9 | logger.warn( messages.toString() ); |
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} |
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165 | 55 | return !warn; |
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} |
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} |