001    package net.minecraft.crash;
002    
003    import cpw.mods.fml.relauncher.Side;
004    import cpw.mods.fml.relauncher.SideOnly;
005    import java.util.ArrayList;
006    import java.util.Iterator;
007    import java.util.List;
008    import java.util.concurrent.Callable;
009    import net.minecraft.util.MathHelper;
010    
011    public class CrashReportCategory
012    {
013        private final CrashReport field_85078_a;
014        private final String field_85076_b;
015        private final List field_85077_c = new ArrayList();
016        private StackTraceElement[] field_85075_d = new StackTraceElement[0];
017    
018        public CrashReportCategory(CrashReport par1CrashReport, String par2Str)
019        {
020            this.field_85078_a = par1CrashReport;
021            this.field_85076_b = par2Str;
022        }
023    
024        @SideOnly(Side.CLIENT)
025        public static String func_85074_a(double par0, double par2, double par4)
026        {
027            return String.format("%.2f,%.2f,%.2f - %s", new Object[] {Double.valueOf(par0), Double.valueOf(par2), Double.valueOf(par4), func_85071_a(MathHelper.floor_double(par0), MathHelper.floor_double(par2), MathHelper.floor_double(par4))});
028        }
029    
030        public static String func_85071_a(int par0, int par1, int par2)
031        {
032            StringBuilder var3 = new StringBuilder();
033    
034            try
035            {
036                var3.append(String.format("World: (%d,%d,%d)", new Object[] {Integer.valueOf(par0), Integer.valueOf(par1), Integer.valueOf(par2)}));
037            }
038            catch (Throwable var16)
039            {
040                var3.append("(Error finding world loc)");
041            }
042    
043            var3.append(", ");
044            int var4;
045            int var5;
046            int var6;
047            int var7;
048            int var8;
049            int var9;
050            int var10;
051            int var11;
052            int var12;
053    
054            try
055            {
056                var4 = par0 >> 4;
057                var5 = par2 >> 4;
058                var6 = par0 & 15;
059                var7 = par1 >> 4;
060                var8 = par2 & 15;
061                var9 = var4 << 4;
062                var10 = var5 << 4;
063                var11 = (var4 + 1 << 4) - 1;
064                var12 = (var5 + 1 << 4) - 1;
065                var3.append(String.format("Chunk: (at %d,%d,%d in %d,%d; contains blocks %d,0,%d to %d,255,%d)", new Object[] {Integer.valueOf(var6), Integer.valueOf(var7), Integer.valueOf(var8), Integer.valueOf(var4), Integer.valueOf(var5), Integer.valueOf(var9), Integer.valueOf(var10), Integer.valueOf(var11), Integer.valueOf(var12)}));
066            }
067            catch (Throwable var15)
068            {
069                var3.append("(Error finding chunk loc)");
070            }
071    
072            var3.append(", ");
073    
074            try
075            {
076                var4 = par0 >> 9;
077                var5 = par2 >> 9;
078                var6 = var4 << 5;
079                var7 = var5 << 5;
080                var8 = (var4 + 1 << 5) - 1;
081                var9 = (var5 + 1 << 5) - 1;
082                var10 = var4 << 9;
083                var11 = var5 << 9;
084                var12 = (var4 + 1 << 9) - 1;
085                int var13 = (var5 + 1 << 9) - 1;
086                var3.append(String.format("Region: (%d,%d; contains chunks %d,%d to %d,%d, blocks %d,0,%d to %d,255,%d)", new Object[] {Integer.valueOf(var4), Integer.valueOf(var5), Integer.valueOf(var6), Integer.valueOf(var7), Integer.valueOf(var8), Integer.valueOf(var9), Integer.valueOf(var10), Integer.valueOf(var11), Integer.valueOf(var12), Integer.valueOf(var13)}));
087            }
088            catch (Throwable var14)
089            {
090                var3.append("(Error finding world loc)");
091            }
092    
093            return var3.toString();
094        }
095    
096        /**
097         * Adds a Crashreport section with the given name with the value set to the result of the given Callable;
098         */
099        public void addCrashSectionCallable(String par1Str, Callable par2Callable)
100        {
101            try
102            {
103                this.addCrashSection(par1Str, par2Callable.call());
104            }
105            catch (Throwable var4)
106            {
107                this.addCrashSectionThrowable(par1Str, var4);
108            }
109        }
110    
111        /**
112         * Adds a Crashreport section with the given name with the given value (convered .toString())
113         */
114        public void addCrashSection(String par1Str, Object par2Obj)
115        {
116            this.field_85077_c.add(new CrashReportCategoryEntry(par1Str, par2Obj));
117        }
118    
119        /**
120         * Adds a Crashreport section with the given name with the given Throwable
121         */
122        public void addCrashSectionThrowable(String par1Str, Throwable par2Throwable)
123        {
124            this.addCrashSection(par1Str, par2Throwable);
125        }
126    
127        public int func_85073_a(int par1)
128        {
129            StackTraceElement[] var2 = Thread.currentThread().getStackTrace();
130            this.field_85075_d = new StackTraceElement[var2.length - 3 - par1];
131            System.arraycopy(var2, 3 + par1, this.field_85075_d, 0, this.field_85075_d.length);
132            return this.field_85075_d.length;
133        }
134    
135        public boolean func_85069_a(StackTraceElement par1StackTraceElement, StackTraceElement par2StackTraceElement)
136        {
137            if (this.field_85075_d.length != 0 && par1StackTraceElement != null)
138            {
139                StackTraceElement var3 = this.field_85075_d[0];
140    
141                if (var3.isNativeMethod() == par1StackTraceElement.isNativeMethod() && var3.getClassName().equals(par1StackTraceElement.getClassName()) && var3.getFileName().equals(par1StackTraceElement.getFileName()) && var3.getMethodName().equals(par1StackTraceElement.getMethodName()))
142                {
143                    if (par2StackTraceElement != null != this.field_85075_d.length > 1)
144                    {
145                        return false;
146                    }
147                    else if (par2StackTraceElement != null && !this.field_85075_d[1].equals(par2StackTraceElement))
148                    {
149                        return false;
150                    }
151                    else
152                    {
153                        this.field_85075_d[0] = par1StackTraceElement;
154                        return true;
155                    }
156                }
157                else
158                {
159                    return false;
160                }
161            }
162            else
163            {
164                return false;
165            }
166        }
167    
168        public void func_85070_b(int par1)
169        {
170            StackTraceElement[] var2 = new StackTraceElement[this.field_85075_d.length - par1];
171            System.arraycopy(this.field_85075_d, 0, var2, 0, var2.length);
172            this.field_85075_d = var2;
173        }
174    
175        public void func_85072_a(StringBuilder par1StringBuilder)
176        {
177            par1StringBuilder.append("-- ").append(this.field_85076_b).append(" --\n");
178            par1StringBuilder.append("Details:");
179            Iterator var2 = this.field_85077_c.iterator();
180    
181            while (var2.hasNext())
182            {
183                CrashReportCategoryEntry var3 = (CrashReportCategoryEntry)var2.next();
184                par1StringBuilder.append("\n\t");
185                par1StringBuilder.append(var3.func_85089_a());
186                par1StringBuilder.append(": ");
187                par1StringBuilder.append(var3.func_85090_b());
188            }
189    
190            if (this.field_85075_d != null && this.field_85075_d.length > 0)
191            {
192                par1StringBuilder.append("\nStacktrace:");
193                StackTraceElement[] var6 = this.field_85075_d;
194                int var7 = var6.length;
195    
196                for (int var4 = 0; var4 < var7; ++var4)
197                {
198                    StackTraceElement var5 = var6[var4];
199                    par1StringBuilder.append("\n\tat ");
200                    par1StringBuilder.append(var5.toString());
201                }
202            }
203        }
204    
205        public static void func_85068_a(CrashReportCategory par0CrashReportCategory, int par1, int par2, int par3, int par4, int par5)
206        {
207            par0CrashReportCategory.addCrashSectionCallable("Block type", new CallableBlockType(par4));
208            par0CrashReportCategory.addCrashSectionCallable("Block data value", new CallableBlockDataValue(par5));
209            par0CrashReportCategory.addCrashSectionCallable("Block location", new CallableBlockLocation(par1, par2, par3));
210        }
211    }