Example usage for java.lang.reflect Field getAnnotation

List of usage examples for java.lang.reflect Field getAnnotation

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Introduction

In this page you can find the example usage for java.lang.reflect Field getAnnotation.

Prototype

public <T extends Annotation> T getAnnotation(Class<T> annotationClass)

Source Link

Usage

From source file:me.ronghai.sa.model.ModelMeta.java

public ModelMeta(Class<T> clazz) {
    this.clazz = clazz;
    this.columnFields = new HashMap<>();
    this.field2Setter = new HashMap<>();
    this.field2Getter = new HashMap<>();
    Map<String, PropertyDescriptor> fieldName2PropertyDescriptor = ReflectUtils
            .findFieldName2PropertyDescriptor(clazz);

    List<Field> cf = ReflectUtils.getDeclaredFields((List<Field>) null, clazz, false);
    for (Field field : cf) {
        if (field.isAnnotationPresent(Column.class)) {
            Column annotation = (Column) field.getAnnotation(Column.class);
            String cname;//from   w w  w  . j a v a2  s  .  c om
            if (annotation != null && org.apache.commons.lang.StringUtils.isNotEmpty(annotation.name())) {
                cname = annotation.name();
                cname = cname.replaceAll("[\\[\\]]", "`");
            } else {
                cname = field.getName();
            }
            this.columnFields.put(cname, field);
            this.field2Getter.put(field.getName(),
                    ReflectUtils.findGetter(this.clazz, field, fieldName2PropertyDescriptor, null));

            this.field2Setter.put(field.getName(),
                    ReflectUtils.findSetter(this.clazz, field, fieldName2PropertyDescriptor, null));
        }
    }
}

From source file:com.dngames.mobilewebcam.PhotoSettings.java

public static void GETSettings(Context context, String configtext, SharedPreferences prefs) {
    String[] settings = configtext.split("\n");

    Editor edit = prefs.edit();/*from  w w w  .j ava2 s. c om*/
    Map<String, Object> all = new HashMap<String, Object>();

    for (Field f : PhotoSettings.class.getFields()) {
        {
            BooleanPref bp = f.getAnnotation(BooleanPref.class);
            if (bp != null) {
                all.put(bp.key(), bp.val());
                if (bp.night())
                    all.put(bp.key() + PhotoSettings.NIGHTPOSTFIX, bp.val());
            }
        }
        {
            StringPref sp = f.getAnnotation(StringPref.class);
            if (sp != null) {
                all.put(sp.key(), getDefaultString(context, sp));
                if (sp.night())
                    all.put(sp.key() + PhotoSettings.NIGHTPOSTFIX, getDefaultString(context, sp));
            }
        }
        {
            EditIntPref ip = f.getAnnotation(EditIntPref.class);
            if (ip != null) {
                all.put(ip.key(), ip.val() + "");
                if (ip.night())
                    all.put(ip.key() + PhotoSettings.NIGHTPOSTFIX, ip.val() + "");
            }
        }
        {
            IntPref ip = f.getAnnotation(IntPref.class);
            if (ip != null) {
                all.put(ip.key(), ip.val());
                if (ip.night())
                    all.put(ip.key() + PhotoSettings.NIGHTPOSTFIX, ip.val());
            }
        }
        {
            EditFloatPref fp = f.getAnnotation(EditFloatPref.class);
            if (fp != null) {
                all.put(fp.key(), fp.val() + "");
                if (fp.night())
                    all.put(fp.key() + PhotoSettings.NIGHTPOSTFIX, fp.val() + "");
            }
        }
    }

    for (String s : settings) {
        try {
            String[] setting = s.split(":", 2);
            String param = setting[0];
            if (all.containsKey(param)) {
                String value = setting[1];
                if (value.length() > 0) {
                    Class<? extends Object> c = all.get(param).getClass();
                    Object val = parseObjectFromString(value, c);

                    if (c == String.class)
                        edit.putString(param, (String) val);
                    else if (c == Boolean.class)
                        edit.putBoolean(param, (Boolean) val);
                    else if (c == Integer.class)
                        edit.putInt(param, (Integer) val);
                    else
                        throw new UnsupportedOperationException(c.toString());
                } else {
                    MobileWebCam.LogE("Warning: config.txt entry '" + param + "' value is empty!");
                }
            }
        } catch (Exception e) {
            if (e.getMessage() != null)
                MobileWebCam.LogE(e.getMessage());
            e.printStackTrace();
        }
    }
    edit.commit();
}

From source file:com.monits.jpack.codec.ObjectCodec.java

public ObjectCodec(Class<? extends E> struct) {

    this.struct = struct;

    fields = new ArrayList<FieldData>();
    for (Field field : struct.getDeclaredFields()) {
        Encode annotation = field.getAnnotation(Encode.class);
        if (annotation != null) {
            FieldData data = new FieldData();

            data.metadata = annotation;//from w ww.j  av  a  2  s  .co m
            data.codec = (Codec<Object>) CodecFactory.get(field);

            if (data.codec == null) {
                continue;
            }

            data.field = field;
            data.field.setAccessible(true);

            fields.add(data);
        }
    }

    Collections.sort(fields, new Comparator<FieldData>() {

        @Override
        public int compare(FieldData a, FieldData b) {
            return a.metadata.value() - b.metadata.value();
        }

    });
}

From source file:in.hatimi.nosh.support.CmdLineManager.java

private Option optionFromField(Field field) {
    CmdLineOption clo = field.getAnnotation(CmdLineOption.class);
    if (clo == null) {
        return null;
    }//from   ww  w .j  a va  2s.c  o m
    Option option = new Option(clo.name(), clo.description());
    //Option option = new Option(clo.name(), clo.longName(), clo.argCount() > 0, clo.description());
    if (StringUtils.isNotBlank(clo.longName())) {
        option.setLongOpt(clo.longName());
    }
    //option.set`
    option.setArgs(clo.argCount());
    option.setRequired(clo.required());
    option.setOptionalArg(clo.optionalArg());
    option.setValueSeparator(clo.valueSeparator());

    return option;
}

From source file:be.bittich.dynaorm.maping.BasicColumnMapping.java

/**
 * do the mapping//w w  w. j  a va2s. co  m
 *
 * @throws java.lang.IllegalAccessException
 */
@Override
public <T> KeyValue<List<String>, List<String>> getColumnsValuesMap(T t, TableColumn tableColumn)
        throws IllegalAccessException {
    Map<String, Field> mapFields = this.mapToSQLColumns(t, tableColumn);
    List<String> columnNames = new LinkedList();
    List<String> values = new LinkedList();

    for (String columnName : mapFields.keySet()) {
        try {
            Field field = mapFields.get(columnName);
            field.setAccessible(true);
            PrimaryKey annotationPK = field.getAnnotation(PrimaryKey.class);
            //we don't add generated values to the request
            if (annotationPK == null || !annotationPK.autoGenerated()) {
                MetaColumn metaColumn = field.getAnnotation(MetaColumn.class);
                if (metaColumn != null) {
                    if (metaColumn.notNull() && field.get(t) == null) {
                        throw new NullPointerException(
                                String.format("Column %s should not be null!", columnName));
                    }
                }
                Object fieldVal = field.get(t);
                String valString = doFilterBeforeApplyToString(fieldVal);
                values.add(valString);
                columnNames.add(columnName);
            }

        } catch (IllegalArgumentException ex) {
            Logger.getLogger(BasicColumnMapping.class.getName()).log(Level.SEVERE, null, ex);
        }

    }
    return new DefaultKeyValue<List<String>, List<String>>(columnNames, values);

}

From source file:de.ks.flatadocdb.metamodel.Parser.java

private Map<Field, PropertyPersister> resolvePropertyPersisters(Set<Field> allFields) {
    HashMap<Field, PropertyPersister> retval = new HashMap<>();
    Set<Field> fields = allFields.stream().filter(f -> f.isAnnotationPresent(Property.class))
            .collect(Collectors.toSet());
    for (Field field : fields) {
        Property annotation = field.getAnnotation(Property.class);
        Class<? extends PropertyPersister> persisterClass = annotation.value();
        PropertyPersister instance = getInstance(persisterClass);
        retval.put(field, instance);//from   ww w.j  av  a  2  s .c  om
    }
    return retval;
}

From source file:com.arvato.thoroughly.service.tmall.impl.APIServiceImpl.java

private String startSearch(final Class<?> classType, String prefix) {
    final Field[] objectFields = classType.getDeclaredFields();

    final StringBuffer sb = new StringBuffer();
    String fieldsSeparatedByCommas = null;

    prefix = prefix == null ? "" : prefix + ".";

    for (final Field item : objectFields) {
        if ("serialVersionUID".equals(item.getName())) {
            continue;
        }/*from  w  ww.j a va  2 s .  co  m*/
        final ApiListField apiListField = item.getAnnotation(ApiListField.class);
        if (apiListField != null) {
            continue;
        }
        final ApiField annotation = item.getAnnotation(ApiField.class);

        sb.append(prefix + annotation.value() + ",");
    }
    if (StringUtils.isNotEmpty(sb)) {
        fieldsSeparatedByCommas = sb.toString().substring(0, sb.toString().length() - 1);

        fields.put(classType.getTypeName(), fieldsSeparatedByCommas);
    }
    return fieldsSeparatedByCommas;
}

From source file:com.dngames.mobilewebcam.PhotoSettings.java

public static String DumpSettings(Context context, SharedPreferences prefs) {
    StringBuilder s = new StringBuilder();

    Map<String, Object[]> all = new HashMap<String, Object[]>();

    for (Field f : PhotoSettings.class.getFields()) {
        {//  w  ww . j  av a 2s.c  o  m
            BooleanPref bp = f.getAnnotation(BooleanPref.class);
            if (bp != null) {
                String key = bp.key();
                boolean val = prefs.getBoolean(key, bp.val());
                all.put(key, new Object[] { val, bp.help() });
                if (bp.night()) {
                    key = key + PhotoSettings.NIGHTPOSTFIX;
                    val = prefs.getBoolean(key, bp.val());
                    all.put(key, new Object[] { val, bp.help() });
                }
            }
        }
        {
            StringPref sp = f.getAnnotation(StringPref.class);
            if (sp != null) {
                String key = sp.key();
                String val = prefs.getString(key, getDefaultString(context, sp));
                all.put(key, new Object[] { val, sp.help() });
                if (sp.night()) {
                    key = key + PhotoSettings.NIGHTPOSTFIX;
                    val = prefs.getString(key, getDefaultString(context, sp));
                    all.put(key, new Object[] { val, sp.help() });
                }
            }
        }
        {
            EditIntPref ip = f.getAnnotation(EditIntPref.class);
            if (ip != null) {
                String key = ip.key();
                String val = prefs.getString(key, "" + ip.val());
                all.put(ip.key(), new Object[] { val, ip.help() });
                if (ip.night()) {
                    key = key + PhotoSettings.NIGHTPOSTFIX;
                    val = prefs.getString(key, "" + ip.val());
                    all.put(key, new Object[] { val, ip.help() });
                }
            }
        }
        {
            IntPref ip = f.getAnnotation(IntPref.class);
            if (ip != null) {
                String key = ip.key();
                int val = prefs.getInt(key, ip.val());
                all.put(ip.key(), new Object[] { val, ip.help() });
                if (ip.night()) {
                    key = key + PhotoSettings.NIGHTPOSTFIX;
                    val = prefs.getInt(key, ip.val());
                    all.put(key, new Object[] { val, ip.help() });
                }
            }
        }
        {
            EditFloatPref fp = f.getAnnotation(EditFloatPref.class);
            if (fp != null) {
                String key = fp.key();
                String val = prefs.getString(key, "" + fp.val());
                all.put(fp.key(), new Object[] { val, fp.help() });
                if (fp.night()) {
                    key = key + PhotoSettings.NIGHTPOSTFIX;
                    val = prefs.getString(key, "" + fp.val());
                    all.put(key, new Object[] { val, fp.help() });
                }
            }
        }
    }

    for (Map.Entry<String, ?> p : all.entrySet()) {
        Object[] vals = (Object[]) p.getValue();
        if (((String) vals[1]).length() > 0)
            s.append("// " + vals[1] + "\n");
        s.append(p.getKey() + ":" + vals[0] + "\n");
    }

    return s.toString();
}

From source file:ru.portal.services.TableServiceImpl.java

@Override
public List<String> getTableOrViewMetaData(String tableOrViewName) {
    List<String> result = new ArrayList<>();
    Set<EntityType<?>> set = em.getEntityManagerFactory().getMetamodel().getEntities();
    for (EntityType<?> entityType : set) {
        if (entityType.getBindableJavaType().getAnnotation(PortalTable.class) != null) {
            if (entityType.getBindableJavaType().getName().equals(tableOrViewName)) {
                Field[] fields = entityType.getBindableJavaType().getDeclaredFields();
                for (Field field : fields) {
                    if (field.getAnnotation(Column.class) != null) {
                        result.add(field.getAnnotation(Column.class).name());
                    }//ww w  .j  a  v a 2  s. com
                    if (field.getAnnotation(Id.class) != null) {
                        result.add("id");
                    }
                }

            }
        }
    }
    return result;

}

From source file:com.urhola.vehicletracker.request.mattersoft.MatterSoftRequest.java

@Override
public List<NameValuePair> getParams() {
    List<NameValuePair> keyValuePairs = new ArrayList<>();
    Field[] fields = this.getClass().getDeclaredFields();
    for (Field field : fields) {
        try {/*from   w  w w .j  ava2  s  . c om*/
            field.setAccessible(true);
            String key = field.getAnnotation(Title.class).value();
            String value = null;
            if (field.get(this) instanceof List) {
                for (Object obj : (List<?>) field.get(this)) {
                    String objValue = (String) obj;
                    if (value == null)
                        value = objValue;
                    else
                        value += "_" + objValue;
                }
            } else {
                value = field.get(this).toString();
            }
            keyValuePairs.add(new BasicNameValuePair(key, value));
        } catch (IllegalArgumentException | IllegalAccessException | NullPointerException e) {
            e.printStackTrace();
        }
    }
    return keyValuePairs;
}