com.caseystella.analytics.util.ConfigUtil Maven / Gradle / Ivy
/**
* Copyright (C) 2016 Hurence ([email protected])
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.caseystella.analytics.util;
public enum ConfigUtil {
INSTANCE;
public Integer coerceInteger(String field, Object o) {
return coerceInteger(field, o, false);
}
public Integer coerceInteger(String field, Object o, boolean required) {
if(o instanceof String) {
return Integer.parseInt(o.toString());
}
else if(o instanceof Number) {
return ((Number)o).intValue();
}
throw new RuntimeException(field + ": Unable to coerce " + o + " to a number");
}
public Long coerceLong(String field, Object o) {
return coerceLong(field, o, false);
}
public Long coerceLong(String field, Object o, boolean required) {
if(o instanceof String) {
return Long.parseLong(o.toString());
}
else if(o instanceof Number) {
return ((Number)o).longValue();
}
throw new RuntimeException(field + ": Unable to coerce " + o + " to a number");
}
public Double coerceDouble(String field, Object o) {
return coerceDouble(field, o, false);
}
public Double coerceDouble(String field, Object o, boolean required) {
if(o instanceof String) {
return Double.parseDouble(o.toString());
}
else if(o instanceof Number) {
return ((Number)o).doubleValue();
}
throw new RuntimeException(field + ": Unable to coerce " + o + " to a number");
}
public Boolean coerceBoolean(String field, Object o) {
return coerceBoolean(field, o, false);
}
public Boolean coerceBoolean(String field, Object o, boolean required) {
if(o instanceof String) {
return o.toString().equalsIgnoreCase("true");
}
else if(o instanceof Number) {
return Math.abs(((Number)o).doubleValue()) > 0;
}
else if(o instanceof Boolean) {
return (Boolean)o;
}
throw new RuntimeException(field + ": Unable to coerce " + o + " to a boolean");
}
}
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