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From "White, Joshua A (HTSC, CASD)" <Joshua.Wh...@htsco.com>
Subject [Commons-Lang] HashCodeBuilder.reflectionHashCode generating jav a.lang.StackOverflowError
Date Thu, 02 Sep 2004 16:42:27 GMT
José,

I am new to the list.  Thanks for the heads up.

Joshua




-----Original Message-----
From: José Antonio Pérez Testa [mailto:japtesta@indra.es]
Sent: Thursday, September 02, 2004 12:36 PM
To: Jakarta Commons Users List
Subject: Re: java.lang.StackOverflowError


Please add [<commons-module>] to the Subject of sent mail to indicate 
what are you talking about.

Regards.

White, Joshua A (HTSC, CASD) wrote:

>This problem might be caused by how I have my domain model constructed.  I
>have created and abstract class "Value" which all my domain classes extend
>from (Entity extends Value ... etc).  Value has the following methods:
>
>    public String toString() {
>        return ToStringBuilder.reflectionToString(this,
>                ToStringStyle.MULTI_LINE_STYLE);
>    }
>
>    public boolean equals(Object o) {
>        return EqualsBuilder.reflectionEquals(this, o);
>    }
>
>    public int hashCode() {
>        return HashCodeBuilder.reflectionHashCode(this);
>    }
>
>If I have a domain object with other domain objects as members, will this
>cause the below exception?
>
>Regards,
>
>Joshua
>
>
>
> 
>
>
>-----Original Message-----
>From: White, Joshua A (HTSC, CASD) [mailto:Joshua.White@htsco.com]
>Sent: Thursday, September 02, 2004 12:14 PM
>To: 'commons-user@jakarta.apache.org'
>Subject: java.lang.StackOverflowError
>
>
>All,
> 
>I am receiving a java.lang.StackOverflowError.  The stack trace is very
>repetitive.  Any ideas on how I may debug this?
> 
>Regards,
> 
>Joshua
> 
> 
>DEBUG - SessionImpl.finalize(3384) | running Session.finalize()
>DEBUG - SessionImpl.finalize(3384) | running Session.finalize()
>DEBUG - SessionImpl.finalize(3384) | running Session.finalize()
>DEBUG - SessionImpl.finalize(3384) | running Session.finalize()
>DEBUG - SessionImpl.finalize(3384) | running Session.finalize()
>DEBUG - SessionImpl.finalize(3384) | running Session.finalize()
> 
>java.lang.StackOverflowError
> at java.lang.reflect.AccessibleObject.<init>(AccessibleObject.java:137)
> at java.lang.reflect.Field.<init>(Field.java:62)
> at java.lang.reflect.Field.copy(Field.java:83)
> at java.lang.reflect.ReflectAccess.copyField(ReflectAccess.java:92)
> at sun.reflect.ReflectionFactory.copyField(ReflectionFactory.java:277)
> at java.lang.Class.copyFields(Class.java:1962)
> at java.lang.Class.getDeclaredFields(Class.java:1090)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionAppend(HashCodeBu
i
>lder.java:345)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:327)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:194)
> at employeeclub.domain.Value.hashCode(Value.java:22)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.append(HashCodeBuilder.java
:
>392)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionAppend(HashCodeBu
i
>lder.java:353)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:327)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:194)
> at employeeclub.domain.Value.hashCode(Value.java:22)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.append(HashCodeBuilder.java
:
>392)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionAppend(HashCodeBu
i
>lder.java:353)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:327)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:194)
> at employeeclub.domain.Value.hashCode(Value.java:22)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.append(HashCodeBuilder.java
:
>392)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionAppend(HashCodeBu
i
>lder.java:353)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:327)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:194)
> at employeeclub.domain.Value.hashCode(Value.java:22)
> at java.util.AbstractSet.hashCode(AbstractSet.java:103)
> at net.sf.hibernate.collection.Set.hashCode(Set.java:384)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.append(HashCodeBuilder.java
:
>392)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionAppend(HashCodeBu
i
>lder.java:353)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:327)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:194)
> at employeeclub.domain.Value.hashCode(Value.java:22)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.append(HashCodeBuilder.java
:
>392)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionAppend(HashCodeBu
i
>lder.java:353)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:327)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:194)
> at employeeclub.domain.Value.hashCode(Value.java:22)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.append(HashCodeBuilder.java
:
>392)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionAppend(HashCodeBu
i
>lder.java:353)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:327)
> at
>org.apache.commons.lang.builder.HashCodeBuilder.reflectionHashCode(HashCode
B
>uilder.java:194)
> at employeeclub.domain.Value.hashCode(Value.java:22)
> at java.util.AbstractSet.hashCode(AbstractSet.java:103)
> at net.sf.hibernate.collection.Set.hashCode(Set.java:384)
>....
>Last 17 lines repeat another 20+ times...
>
>
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addressee and may contain proprietary, confidential or privileged 
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you are not the intended recipient, please notify the sender 
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