001    package org.bouncycastle.jcajce.provider.config;
002    
003    import cpw.mods.fml.common.Side;
004    import cpw.mods.fml.common.asm.SideOnly;
005    import java.security.BasicPermission;
006    import java.security.Permission;
007    import java.util.StringTokenizer;
008    import org.bouncycastle.util.Strings;
009    
010    public class ProviderConfigurationPermission extends BasicPermission
011    {
012        private final String actions;
013        private final int permissionMask;
014    
015        @SideOnly(Side.CLIENT)
016        public ProviderConfigurationPermission(String par1Str)
017        {
018            super(par1Str);
019            this.actions = "all";
020            this.permissionMask = 15;
021        }
022    
023        public ProviderConfigurationPermission(String par1Str, String par2Str)
024        {
025            super(par1Str, par2Str);
026            this.actions = par2Str;
027            this.permissionMask = this.calculateMask(par2Str);
028        }
029    
030        private int calculateMask(String par1Str)
031        {
032            StringTokenizer var2 = new StringTokenizer(Strings.toLowerCase(par1Str), " ,");
033            int var3 = 0;
034    
035            while (var2.hasMoreTokens())
036            {
037                String var4 = var2.nextToken();
038    
039                if (var4.equals("threadlocalecimplicitlyca"))
040                {
041                    var3 |= 1;
042                }
043                else if (var4.equals("ecimplicitlyca"))
044                {
045                    var3 |= 2;
046                }
047                else if (var4.equals("threadlocaldhdefaultparams"))
048                {
049                    var3 |= 4;
050                }
051                else if (var4.equals("dhdefaultparams"))
052                {
053                    var3 |= 8;
054                }
055                else if (var4.equals("all"))
056                {
057                    var3 |= 15;
058                }
059            }
060    
061            if (var3 == 0)
062            {
063                throw new IllegalArgumentException("unknown permissions passed to mask");
064            }
065            else
066            {
067                return var3;
068            }
069        }
070    
071        public String getActions()
072        {
073            return this.actions;
074        }
075    
076        public boolean implies(Permission par1Permission)
077        {
078            if (!(par1Permission instanceof ProviderConfigurationPermission))
079            {
080                return false;
081            }
082            else if (!this.getName().equals(par1Permission.getName()))
083            {
084                return false;
085            }
086            else
087            {
088                ProviderConfigurationPermission var2 = (ProviderConfigurationPermission)par1Permission;
089                return (this.permissionMask & var2.permissionMask) == var2.permissionMask;
090            }
091        }
092    
093        public boolean equals(Object par1Obj)
094        {
095            if (par1Obj == this)
096            {
097                return true;
098            }
099            else if (!(par1Obj instanceof ProviderConfigurationPermission))
100            {
101                return false;
102            }
103            else
104            {
105                ProviderConfigurationPermission var2 = (ProviderConfigurationPermission)par1Obj;
106                return this.permissionMask == var2.permissionMask && this.getName().equals(var2.getName());
107            }
108        }
109    
110        public int hashCode()
111        {
112            return this.getName().hashCode() + this.permissionMask;
113        }
114    }