com.alibaba.fastjson.parser.JSONLexerBase源码实例Demo-ICode联盟

类com.alibaba.fastjson.parser.JSONLexerBase源码实例Demo

下面列出了怎么用com.alibaba.fastjson.parser.JSONLexerBase的API类实例代码及写法，或者点击链接到github查看源代码。

源代码1 项目： uavstack 文件： JavaBeanDeserializer.java

protected Enum scanEnum(JSONLexerBase lexer, char[] name_chars, ObjectDeserializer fieldValueDeserilizer) {
    EnumDeserializer enumDeserializer = null;
    if (fieldValueDeserilizer instanceof EnumDeserializer) {
        enumDeserializer = (EnumDeserializer) fieldValueDeserilizer;
    }

    if (enumDeserializer == null) {
        lexer.matchStat = JSONLexer.NOT_MATCH;
        return null;
    }

    long enumNameHashCode = lexer.scanFieldSymbol(name_chars);
    if (lexer.matchStat > 0) {
        return enumDeserializer.getEnumByHashCode(enumNameHashCode);
    } else {
        return null;
    }
}

源代码2 项目： uavstack 文件： ASMDeserializerFactory.java

private void _deserialize_endCheck(Context context, MethodVisitor mw, Label reset_) {
    mw.visitIntInsn(ILOAD, context.var("matchedCount"));
    mw.visitJumpInsn(IFLE, reset_);

    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "token", "()I");
    mw.visitLdcInsn(JSONToken.RBRACE);
    mw.visitJumpInsn(IF_ICMPNE, reset_);

    // mw.visitLabel(nextToken_);
    _quickNextTokenComma(context, mw);
}

源代码3 项目： uavstack 文件： ASMDeserializerFactory.java

private void _quickNextToken(Context context, MethodVisitor mw, int token) {
    Label quickElse_ = new Label(), quickEnd_ = new Label();
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "getCurrent", "()C");
    if (token == JSONToken.LBRACE) {
        mw.visitVarInsn(BIPUSH, '{');
    } else if (token == JSONToken.LBRACKET) {
        mw.visitVarInsn(BIPUSH, '[');
    } else {
        throw new IllegalStateException();
    }

    mw.visitJumpInsn(IF_ICMPNE, quickElse_);

    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "next", "()C");
    mw.visitInsn(POP);
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitLdcInsn(token);
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "setToken", "(I)V");
    mw.visitJumpInsn(GOTO, quickEnd_);

    mw.visitLabel(quickElse_);
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitLdcInsn(token);
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "nextToken", "(I)V");

    mw.visitLabel(quickEnd_);
}

源代码4 项目： coming 文件： JSONPath_s.java

public void extract(JSONPath path, DefaultJSONParser parser, Context context) {
    JSONLexerBase lexer = (JSONLexerBase) parser.lexer;
    if (lexer.seekArrayToItem(index)
            && context.eval)
    {
        context.object = parser.parse();
    }
}

源代码5 项目： coming 文件： JSONPath_t.java

public void extract(JSONPath path, DefaultJSONParser parser, Context context) {
    JSONLexerBase lexer = (JSONLexerBase) parser.lexer;
    if (lexer.seekArrayToItem(index)
            && context.eval)
    {
        context.object = parser.parse();
    }
}

源代码6 项目： uavstack 文件： JavaBeanDeserializer.java

@SuppressWarnings({ "unchecked", "rawtypes" })
    protected static void parseArray(Collection collection, //
                              ObjectDeserializer deser, //
                              DefaultJSONParser parser, //
                              Type type, //
                              Object fieldName) {

        final JSONLexerBase lexer = (JSONLexerBase) parser.lexer;
        int token = lexer.token();
        if (token == JSONToken.NULL) {
            lexer.nextToken(JSONToken.COMMA);
            token = lexer.token();
            return;
        }

        if (token != JSONToken.LBRACKET) {
            parser.throwException(token);
        }
        char ch = lexer.getCurrent();
        if (ch == '[') {
            lexer.next();
            lexer.setToken(JSONToken.LBRACKET);
        } else {
            lexer.nextToken(JSONToken.LBRACKET);
        }
        
        if (lexer.token() == JSONToken.RBRACKET) {
            lexer.nextToken();
            return;
        }

        int index = 0;
        for (;;) {
            Object item = deser.deserialze(parser, type, index);
            collection.add(item);
            index++;
            if (lexer.token() == JSONToken.COMMA) {
                ch = lexer.getCurrent();
                if (ch == '[') {
                    lexer.next();
                    lexer.setToken(JSONToken.LBRACKET);
                } else {
                    lexer.nextToken(JSONToken.LBRACKET);
                }
            } else {
                break;
            }
        }
        
        token = lexer.token();
        if (token != JSONToken.RBRACKET) {
            parser.throwException(token);
        }
        
        ch = lexer.getCurrent();
        if (ch == ',') {
            lexer.next();
            lexer.setToken(JSONToken.COMMA);
        } else {
            lexer.nextToken(JSONToken.COMMA);
        }
//        parser.accept(JSONToken.RBRACKET, JSONToken.COMMA);
    }

源代码7 项目： uavstack 文件： ASMDeserializerFactory.java

private void defineVarLexer(Context context, MethodVisitor mw) {
    mw.visitVarInsn(ALOAD, 1);
    mw.visitFieldInsn(GETFIELD, DefaultJSONParser, "lexer", desc(JSONLexer.class));
    mw.visitTypeInsn(CHECKCAST, JSONLexerBase); // cast
    mw.visitVarInsn(ASTORE, context.var("lexer"));
}

源代码8 项目： uavstack 文件： ASMDeserializerFactory.java

private void _quickNextTokenComma(Context context, MethodVisitor mw) {
    Label quickElse_ = new Label(), quickElseIf0_ = new Label(), quickElseIf1_ = new Label(), quickElseIf2_ = new Label(), quickEnd_ = new Label();
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "getCurrent", "()C");
    mw.visitInsn(DUP);
    mw.visitVarInsn(ISTORE, context.var("ch"));
    mw.visitVarInsn(BIPUSH, ',');
    mw.visitJumpInsn(IF_ICMPNE, quickElseIf0_);

    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "next", "()C");
    mw.visitInsn(POP);
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitLdcInsn(JSONToken.COMMA);
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "setToken", "(I)V");
    mw.visitJumpInsn(GOTO, quickEnd_);
    
    mw.visitLabel(quickElseIf0_);
    mw.visitVarInsn(ILOAD, context.var("ch"));
    mw.visitVarInsn(BIPUSH, '}');
    mw.visitJumpInsn(IF_ICMPNE, quickElseIf1_);

    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "next", "()C");
    mw.visitInsn(POP);
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitLdcInsn(JSONToken.RBRACE);
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "setToken", "(I)V");
    mw.visitJumpInsn(GOTO, quickEnd_);
    
    mw.visitLabel(quickElseIf1_);
    mw.visitVarInsn(ILOAD, context.var("ch"));
    mw.visitVarInsn(BIPUSH, ']');
    mw.visitJumpInsn(IF_ICMPNE, quickElseIf2_);

    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "next", "()C");
    mw.visitInsn(POP);
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitLdcInsn(JSONToken.RBRACKET);
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "setToken", "(I)V");
    mw.visitJumpInsn(GOTO, quickEnd_);
    
    mw.visitLabel(quickElseIf2_);
    mw.visitVarInsn(ILOAD, context.var("ch"));
    mw.visitVarInsn(BIPUSH, JSONLexer.EOI);
    mw.visitJumpInsn(IF_ICMPNE, quickElse_);

    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitLdcInsn(JSONToken.EOF);
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "setToken", "(I)V");
    mw.visitJumpInsn(GOTO, quickEnd_);

    mw.visitLabel(quickElse_);
    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "nextToken", "()V");

    mw.visitLabel(quickEnd_);
}

源代码9 项目： uavstack 文件： ASMDeserializerFactory.java

private void _deserialze_obj(Context context, MethodVisitor mw, Label reset_, FieldInfo fieldInfo,
                             Class<?> fieldClass, int i) {
    Label matched_ = new Label();
    Label _end_if = new Label();

    mw.visitVarInsn(ALOAD, context.var("lexer"));
    mw.visitVarInsn(ALOAD, 0);
    mw.visitFieldInsn(GETFIELD, context.className, fieldInfo.name + "_asm_prefix__", "[C");
    mw.visitMethodInsn(INVOKEVIRTUAL, JSONLexerBase, "matchField", "([C)Z");
    mw.visitJumpInsn(IFNE, matched_);
    mw.visitInsn(ACONST_NULL);
    mw.visitVarInsn(ASTORE, context.var(fieldInfo.name + "_asm"));

    mw.visitJumpInsn(GOTO, _end_if);

    mw.visitLabel(matched_);

    _setFlag(mw, context, i);

    // increment matchedCount
    mw.visitVarInsn(ILOAD, context.var("matchedCount"));
    mw.visitInsn(ICONST_1);
    mw.visitInsn(IADD);
    mw.visitVarInsn(ISTORE, context.var("matchedCount"));

    _deserObject(context, mw, fieldInfo, fieldClass, i);

    mw.visitVarInsn(ALOAD, 1);
    mw.visitMethodInsn(INVOKEVIRTUAL, DefaultJSONParser, "getResolveStatus", "()I");
    mw.visitLdcInsn(com.alibaba.fastjson.parser.DefaultJSONParser.NeedToResolve);
    mw.visitJumpInsn(IF_ICMPNE, _end_if);

    mw.visitVarInsn(ALOAD, 1);
    mw.visitMethodInsn(INVOKEVIRTUAL, DefaultJSONParser, "getLastResolveTask", "()" + desc(ResolveTask.class));
    mw.visitVarInsn(ASTORE, context.var("resolveTask"));

    mw.visitVarInsn(ALOAD, context.var("resolveTask"));
    mw.visitVarInsn(ALOAD, 1);
    mw.visitMethodInsn(INVOKEVIRTUAL, DefaultJSONParser, "getContext", "()" + desc(ParseContext.class));
    mw.visitFieldInsn(PUTFIELD, type(ResolveTask.class), "ownerContext", desc(ParseContext.class));

    mw.visitVarInsn(ALOAD, context.var("resolveTask"));
    mw.visitVarInsn(ALOAD, 0);
    mw.visitLdcInsn(fieldInfo.name);
    mw.visitMethodInsn(INVOKEVIRTUAL, type(JavaBeanDeserializer.class), "getFieldDeserializer",
                       "(Ljava/lang/String;)" + desc(FieldDeserializer.class));
    mw.visitFieldInsn(PUTFIELD, type(ResolveTask.class), "fieldDeserializer", desc(FieldDeserializer.class));

    mw.visitVarInsn(ALOAD, 1);
    mw.visitLdcInsn(com.alibaba.fastjson.parser.DefaultJSONParser.NONE);
    mw.visitMethodInsn(INVOKEVIRTUAL, DefaultJSONParser, "setResolveStatus", "(I)V");

    mw.visitLabel(_end_if);

}

源代码10 项目： coming 文件： JSONPath_s.java

public void extract(JSONPath path, DefaultJSONParser parser, Context context) {
            JSONLexerBase lexer = (JSONLexerBase) parser.lexer;

            JSONArray array;
            if (context.object == null) {
                context.object = array = new JSONArray();
            } else {
                array = (JSONArray) context.object;
            }
            for (int i = array.size(); i < propertyNamesHash.length; ++i) {
                array.add(null);
            }

//            if (lexer.token() == JSONToken.LBRACKET) {
//                lexer.nextToken();
//                JSONArray array;
//
//                array = new JSONArray();
//                for (;;) {
//                    if (lexer.token() == JSONToken.LBRACE) {
//                        int index = lexer.seekObjectToField(propertyNamesHash);
//                        int matchStat = lexer.matchStat;
//                        if (matchStat == JSONLexer.VALUE) {
//                            Object value;
//                            switch (lexer.token()) {
//                                case JSONToken.LITERAL_INT:
//                                    value = lexer.integerValue();
//                                    lexer.nextToken();
//                                    break;
//                                case JSONToken.LITERAL_STRING:
//                                    value = lexer.stringVal();
//                                    lexer.nextToken();
//                                    break;
//                                default:
//                                    value = parser.parse();
//                                    break;
//                            }
//
//                            array.add(index, value);
//                            if (lexer.token() == JSONToken.RBRACE) {
//                                lexer.nextToken();
//                                continue;
//                            } else {
//                                lexer.skipObject();
//                            }
//                        } else {
//                            lexer.skipObject();
//                        }
//                    }
//
//                    if (lexer.token() == JSONToken.RBRACKET) {
//                        break;
//                    } else if (lexer.token() == JSONToken.COMMA) {
//                        lexer.nextToken();
//                        continue;
//                    } else {
//                        throw new JSONException("illegal json.");
//                    }
//                }
//
//                context.object = array;
//                return;
//            }

            for_:
            for (;;) {
                int index = lexer.seekObjectToField(propertyNamesHash);
                int matchStat = lexer.matchStat;
                if (matchStat == JSONLexer.VALUE) {
                    Object value;
                    switch (lexer.token()) {
                        case JSONToken.LITERAL_INT:
                            value = lexer.integerValue();
                            lexer.nextToken(JSONToken.COMMA);
                            break;
                        case JSONToken.LITERAL_FLOAT:
                            value = lexer.decimalValue();
                            lexer.nextToken(JSONToken.COMMA);
                            break;
                        case JSONToken.LITERAL_STRING:
                            value = lexer.stringVal();
                            lexer.nextToken(JSONToken.COMMA);
                            break;
                        default:
                            value = parser.parse();
                            break;
                    }

                    array.set(index, value);

                    if (lexer.token() == JSONToken.COMMA) {
                        continue for_;
                    }
                }

                break;
            }
        }

源代码11 项目： coming 文件： JSONPath_t.java

public void extract(JSONPath path, DefaultJSONParser parser, Context context) {
            JSONLexerBase lexer = (JSONLexerBase) parser.lexer;

            JSONArray array;
            if (context.object == null) {
                context.object = array = new JSONArray();
            } else {
                array = (JSONArray) context.object;
            }
            for (int i = array.size(); i < propertyNamesHash.length; ++i) {
                array.add(null);
            }

//            if (lexer.token() == JSONToken.LBRACKET) {
//                lexer.nextToken();
//                JSONArray array;
//
//                array = new JSONArray();
//                for (;;) {
//                    if (lexer.token() == JSONToken.LBRACE) {
//                        int index = lexer.seekObjectToField(propertyNamesHash);
//                        int matchStat = lexer.matchStat;
//                        if (matchStat == JSONLexer.VALUE) {
//                            Object value;
//                            switch (lexer.token()) {
//                                case JSONToken.LITERAL_INT:
//                                    value = lexer.integerValue();
//                                    lexer.nextToken();
//                                    break;
//                                case JSONToken.LITERAL_STRING:
//                                    value = lexer.stringVal();
//                                    lexer.nextToken();
//                                    break;
//                                default:
//                                    value = parser.parse();
//                                    break;
//                            }
//
//                            array.add(index, value);
//                            if (lexer.token() == JSONToken.RBRACE) {
//                                lexer.nextToken();
//                                continue;
//                            } else {
//                                lexer.skipObject();
//                            }
//                        } else {
//                            lexer.skipObject();
//                        }
//                    }
//
//                    if (lexer.token() == JSONToken.RBRACKET) {
//                        break;
//                    } else if (lexer.token() == JSONToken.COMMA) {
//                        lexer.nextToken();
//                        continue;
//                    } else {
//                        throw new JSONException("illegal json.");
//                    }
//                }
//
//                context.object = array;
//                return;
//            }

            for_:
            for (;;) {
                int index = lexer.seekObjectToField(propertyNamesHash);
                int matchStat = lexer.matchStat;
                if (matchStat == JSONLexer.VALUE) {
                    Object value;
                    switch (lexer.token()) {
                        case JSONToken.LITERAL_INT:
                            value = lexer.integerValue();
                            lexer.nextToken(JSONToken.COMMA);
                            break;
                        case JSONToken.LITERAL_FLOAT:
                            value = lexer.decimalValue();
                            lexer.nextToken(JSONToken.COMMA);
                            break;
                        case JSONToken.LITERAL_STRING:
                            value = lexer.stringVal();
                            lexer.nextToken(JSONToken.COMMA);
                            break;
                        default:
                            value = parser.parse();
                            break;
                    }

                    array.set(index, value);

                    if (lexer.token() == JSONToken.COMMA) {
                        continue for_;
                    }
                }

                break;
            }
        }

源代码12 项目： JsonSurfer 文件： FastJsonParser.java

public FastJsonResumableParser(JSONLexerBase lexer, SurfingContext context, StaticPrimitiveHolder staticPrimitiveHolder) {
    this.lexer = lexer;
    this.context = context;
    this.staticPrimitiveHolder = staticPrimitiveHolder;
}

类所在包

com.alibaba.fastjson

类方法

stringVal ( )

decimalValue ( )

同包方法

com.alibaba.fastjson.JSON

com.alibaba.fastjson.JSONObject

com.alibaba.fastjson.JSONArray

com.alibaba.fastjson.serializer.SerializerFeature

com.alibaba.fastjson.annotation.JSONField

com.alibaba.fastjson.TypeReference